237861988

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:417

約数の個数: 96

約数和(自身を含む): 545162240

約数和(自身を除く): 307300252

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 163, 182, 211, 247, 266, 326, 364, 422, 494, 532, 652, 844, 988, 1141, 1477, 1729, 2119, 2282, 2743, 2954, 3097, 3458, 4009, 4238, 4564, 5486, 5908, 6194, 6916, 8018, 8476, 10972, 12388, 14833, 16036, 19201, 21679, 28063, 29666, 34393, 38402, 40261, 43358, 52117, 56126, 59332, 68786, 76804, 80522, 86716, 104234, 112252, 137572, 161044, 208468, 240751, 281827, 364819, 447109, 481502, 563654, 653467, 729638, 894218, 963004, 1127308, 1306934, 1459276, 1788436, 2613868, 3129763, 4574269, 6259526, 8495071, 9148538, 12519052, 16990142, 18297076, 33980284, 59465497, 118930994, 237861988]

約数ペア:

[(1, 237861988), (2, 118930994), (4, 59465497), (7, 33980284), (13, 18297076), (14, 16990142), (19, 12519052), (26, 9148538), (28, 8495071), (38, 6259526), (52, 4574269), (76, 3129763), (91, 2613868), (133, 1788436), (163, 1459276), (182, 1306934), (211, 1127308), (247, 963004), (266, 894218), (326, 729638), (364, 653467), (422, 563654), (494, 481502), (532, 447109), (652, 364819), (844, 281827), (988, 240751), (1141, 208468), (1477, 161044), (1729, 137572), (2119, 112252), (2282, 104234), (2743, 86716), (2954, 80522), (3097, 76804), (3458, 68786), (4009, 59332), (4238, 56126), (4564, 52117), (5486, 43358), (5908, 40261), (6194, 38402), (6916, 34393), (8018, 29666), (8476, 28063), (10972, 21679), (12388, 19201), (14833, 16036)]