988049608

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43781}}^1$

素因数の和:43838

約数の個数: 64

約数和(自身を含む): 2353720320

約数和(自身を除く): 1365670712

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 182, 217, 248, 364, 403, 434, 728, 806, 868, 1612, 1736, 2821, 3224, 5642, 11284, 22568, 43781, 87562, 175124, 306467, 350248, 569153, 612934, 1138306, 1225868, 1357211, 2276612, 2451736, 2714422, 3984071, 4553224, 5428844, 7968142, 9500477, 10857688, 15936284, 17643743, 19000954, 31872568, 35287486, 38001908, 70574972, 76003816, 123506201, 141149944, 247012402, 494024804, 988049608]

約数ペア:

[(1, 988049608), (2, 494024804), (4, 247012402), (7, 141149944), (8, 123506201), (13, 76003816), (14, 70574972), (26, 38001908), (28, 35287486), (31, 31872568), (52, 19000954), (56, 17643743), (62, 15936284), (91, 10857688), (104, 9500477), (124, 7968142), (182, 5428844), (217, 4553224), (248, 3984071), (364, 2714422), (403, 2451736), (434, 2276612), (728, 1357211), (806, 1225868), (868, 1138306), (1612, 612934), (1736, 569153), (2821, 350248), (3224, 306467), (5642, 175124), (11284, 87562), (22568, 43781)]