78911308

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{983}}^1$

素因数の和:1102

約数の個数: 48

約数和(自身を含む): 163989504

約数和(自身を除く): 85078196

約数列:

[1, 2, 4, 7, 14, 28, 47, 61, 94, 122, 188, 244, 329, 427, 658, 854, 983, 1316, 1708, 1966, 2867, 3932, 5734, 6881, 11468, 13762, 20069, 27524, 40138, 46201, 59963, 80276, 92402, 119926, 184804, 239852, 323407, 419741, 646814, 839482, 1293628, 1678964, 2818261, 5636522, 11273044, 19727827, 39455654, 78911308]

約数ペア:

[(1, 78911308), (2, 39455654), (4, 19727827), (7, 11273044), (14, 5636522), (28, 2818261), (47, 1678964), (61, 1293628), (94, 839482), (122, 646814), (188, 419741), (244, 323407), (329, 239852), (427, 184804), (658, 119926), (854, 92402), (983, 80276), (1316, 59963), (1708, 46201), (1966, 40138), (2867, 27524), (3932, 20069), (5734, 13762), (6881, 11468)]