25921035

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:169

約数の個数: 96

約数和(自身を含む): 55710720

約数和(自身を除く): 29789685

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 61, 63, 71, 95, 105, 133, 171, 183, 213, 285, 305, 315, 355, 399, 427, 497, 549, 639, 665, 855, 915, 1065, 1159, 1197, 1281, 1349, 1491, 1995, 2135, 2485, 2745, 3195, 3477, 3843, 4047, 4331, 4473, 5795, 5985, 6405, 6745, 7455, 8113, 9443, 10431, 12141, 12993, 17385, 19215, 20235, 21655, 22365, 24339, 28329, 30317, 38979, 40565, 47215, 52155, 60705, 64965, 73017, 82289, 84987, 90951, 121695, 141645, 151585, 194895, 246867, 272853, 365085, 411445, 424935, 454755, 576023, 740601, 1234335, 1364265, 1728069, 2880115, 3703005, 5184207, 8640345, 25921035]

約数ペア:

[(1, 25921035), (3, 8640345), (5, 5184207), (7, 3703005), (9, 2880115), (15, 1728069), (19, 1364265), (21, 1234335), (35, 740601), (45, 576023), (57, 454755), (61, 424935), (63, 411445), (71, 365085), (95, 272853), (105, 246867), (133, 194895), (171, 151585), (183, 141645), (213, 121695), (285, 90951), (305, 84987), (315, 82289), (355, 73017), (399, 64965), (427, 60705), (497, 52155), (549, 47215), (639, 40565), (665, 38979), (855, 30317), (915, 28329), (1065, 24339), (1159, 22365), (1197, 21655), (1281, 20235), (1349, 19215), (1491, 17385), (1995, 12993), (2135, 12141), (2485, 10431), (2745, 9443), (3195, 8113), (3477, 7455), (3843, 6745), (4047, 6405), (4331, 5985), (4473, 5795)]