397340632

素因数分解:

$2^3\times {\mathrm{13}}^4\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:142

約数の個数: 80

約数和(自身を含む): 846545760

約数和(自身を除く): 449205128

約数列:

[1, 2, 4, 8, 13, 26, 37, 47, 52, 74, 94, 104, 148, 169, 188, 296, 338, 376, 481, 611, 676, 962, 1222, 1352, 1739, 1924, 2197, 2444, 3478, 3848, 4394, 4888, 6253, 6956, 7943, 8788, 12506, 13912, 15886, 17576, 22607, 25012, 28561, 31772, 45214, 50024, 57122, 63544, 81289, 90428, 103259, 114244, 162578, 180856, 206518, 228488, 293891, 325156, 413036, 587782, 650312, 826072, 1056757, 1175564, 1342367, 2113514, 2351128, 2684734, 3820583, 4227028, 5369468, 7641166, 8454056, 10738936, 15282332, 30564664, 49667579, 99335158, 198670316, 397340632]

約数ペア:

[(1, 397340632), (2, 198670316), (4, 99335158), (8, 49667579), (13, 30564664), (26, 15282332), (37, 10738936), (47, 8454056), (52, 7641166), (74, 5369468), (94, 4227028), (104, 3820583), (148, 2684734), (169, 2351128), (188, 2113514), (296, 1342367), (338, 1175564), (376, 1056757), (481, 826072), (611, 650312), (676, 587782), (962, 413036), (1222, 325156), (1352, 293891), (1739, 228488), (1924, 206518), (2197, 180856), (2444, 162578), (3478, 114244), (3848, 103259), (4394, 90428), (4888, 81289), (6253, 63544), (6956, 57122), (7943, 50024), (8788, 45214), (12506, 31772), (13912, 28561), (15886, 25012), (17576, 22607)]