219096657

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1$

素因数の和:324

約数の個数: 80

約数和(自身を含む): 380540160

約数和(自身を除く): 161443503

約数列:

[1, 3, 9, 13, 19, 27, 39, 47, 57, 81, 117, 141, 171, 233, 247, 351, 423, 513, 611, 699, 741, 893, 1053, 1269, 1539, 1833, 2097, 2223, 2679, 3029, 3807, 4427, 5499, 6291, 6669, 8037, 9087, 10951, 11609, 13281, 16497, 18873, 20007, 24111, 27261, 32853, 34827, 39843, 49491, 57551, 72333, 81783, 98559, 104481, 119529, 142363, 172653, 208069, 245349, 295677, 313443, 358587, 427089, 517959, 624207, 887031, 940329, 1281267, 1553877, 1872621, 2704897, 3843801, 4661631, 5617863, 8114691, 11531403, 16853589, 24344073, 73032219, 219096657]

約数ペア:

[(1, 219096657), (3, 73032219), (9, 24344073), (13, 16853589), (19, 11531403), (27, 8114691), (39, 5617863), (47, 4661631), (57, 3843801), (81, 2704897), (117, 1872621), (141, 1553877), (171, 1281267), (233, 940329), (247, 887031), (351, 624207), (423, 517959), (513, 427089), (611, 358587), (699, 313443), (741, 295677), (893, 245349), (1053, 208069), (1269, 172653), (1539, 142363), (1833, 119529), (2097, 104481), (2223, 98559), (2679, 81783), (3029, 72333), (3807, 57551), (4427, 49491), (5499, 39843), (6291, 34827), (6669, 32853), (8037, 27261), (9087, 24111), (10951, 20007), (11609, 18873), (13281, 16497)]