1899521685

素因数分解:

$3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{1367}}^1$

素因数の和:1504

約数の個数: 80

約数和(自身を含む): 3527732736

約数和(自身を除く): 1628211051

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 73, 81, 135, 141, 219, 235, 365, 405, 423, 657, 705, 1095, 1269, 1367, 1971, 2115, 3285, 3431, 3807, 4101, 5913, 6345, 6835, 9855, 10293, 12303, 17155, 19035, 20505, 29565, 30879, 36909, 51465, 61515, 64249, 92637, 99791, 110727, 154395, 184545, 192747, 277911, 299373, 321245, 463185, 498955, 553635, 578241, 898119, 963735, 1389555, 1496865, 1734723, 2694357, 2891205, 4490595, 4690177, 5204169, 8083071, 8673615, 13471785, 14070531, 23450885, 26020845, 40415355, 42211593, 70352655, 126634779, 211057965, 379904337, 633173895, 1899521685]

約数ペア:

[(1, 1899521685), (3, 633173895), (5, 379904337), (9, 211057965), (15, 126634779), (27, 70352655), (45, 42211593), (47, 40415355), (73, 26020845), (81, 23450885), (135, 14070531), (141, 13471785), (219, 8673615), (235, 8083071), (365, 5204169), (405, 4690177), (423, 4490595), (657, 2891205), (705, 2694357), (1095, 1734723), (1269, 1496865), (1367, 1389555), (1971, 963735), (2115, 898119), (3285, 578241), (3431, 553635), (3807, 498955), (4101, 463185), (5913, 321245), (6345, 299373), (6835, 277911), (9855, 192747), (10293, 184545), (12303, 154395), (17155, 110727), (19035, 99791), (20505, 92637), (29565, 64249), (30879, 61515), (36909, 51465)]