898496415

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:366

約数の個数: 128

約数和(自身を含む): 1783296000

約数和(自身を除く): 884799585

約数列:

[1, 3, 5, 9, 15, 19, 27, 29, 45, 47, 57, 87, 95, 135, 141, 145, 171, 235, 257, 261, 285, 423, 435, 513, 551, 705, 771, 783, 855, 893, 1269, 1285, 1305, 1363, 1653, 2115, 2313, 2565, 2679, 2755, 3855, 3915, 4089, 4465, 4883, 4959, 6345, 6815, 6939, 7453, 8037, 8265, 11565, 12079, 12267, 13395, 14649, 14877, 20445, 22359, 24111, 24415, 24795, 25897, 34695, 36237, 36801, 37265, 40185, 43947, 60395, 61335, 67077, 73245, 74385, 77691, 108711, 111795, 120555, 129485, 131841, 141607, 181185, 184005, 201231, 219735, 229501, 233073, 326133, 335385, 350291, 388455, 424821, 543555, 659205, 688503, 699219, 708035, 1006155, 1050873, 1147505, 1165365, 1274463, 1630665, 1751455, 2065509, 2124105, 3152619, 3442515, 3496095, 3823389, 5254365, 6196527, 6372315, 6655529, 9457857, 10327545, 15763095, 19116945, 19966587, 30982635, 33277645, 47289285, 59899761, 99832935, 179699283, 299498805, 898496415]

約数ペア:

[(1, 898496415), (3, 299498805), (5, 179699283), (9, 99832935), (15, 59899761), (19, 47289285), (27, 33277645), (29, 30982635), (45, 19966587), (47, 19116945), (57, 15763095), (87, 10327545), (95, 9457857), (135, 6655529), (141, 6372315), (145, 6196527), (171, 5254365), (235, 3823389), (257, 3496095), (261, 3442515), (285, 3152619), (423, 2124105), (435, 2065509), (513, 1751455), (551, 1630665), (705, 1274463), (771, 1165365), (783, 1147505), (855, 1050873), (893, 1006155), (1269, 708035), (1285, 699219), (1305, 688503), (1363, 659205), (1653, 543555), (2115, 424821), (2313, 388455), (2565, 350291), (2679, 335385), (2755, 326133), (3855, 233073), (3915, 229501), (4089, 219735), (4465, 201231), (4883, 184005), (4959, 181185), (6345, 141607), (6815, 131841), (6939, 129485), (7453, 120555), (8037, 111795), (8265, 108711), (11565, 77691), (12079, 74385), (12267, 73245), (13395, 67077), (14649, 61335), (14877, 60395), (20445, 43947), (22359, 40185), (24111, 37265), (24415, 36801), (24795, 36237), (25897, 34695)]