90137138

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1$

素因数の和:459

約数の個数: 64

約数和(自身を含む): 176988672

約数和(自身を除く): 86851534

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 61, 91, 122, 161, 182, 299, 322, 353, 427, 598, 706, 793, 854, 1403, 1586, 2093, 2471, 2806, 4186, 4589, 4942, 5551, 8119, 9178, 9821, 11102, 16238, 18239, 19642, 21533, 32123, 36478, 43066, 56833, 64246, 105547, 113666, 127673, 150731, 211094, 255346, 279929, 301462, 495259, 559858, 738829, 990518, 1477658, 1959503, 3466813, 3919006, 6438367, 6933626, 12876734, 45068569, 90137138]

約数ペア:

[(1, 90137138), (2, 45068569), (7, 12876734), (13, 6933626), (14, 6438367), (23, 3919006), (26, 3466813), (46, 1959503), (61, 1477658), (91, 990518), (122, 738829), (161, 559858), (182, 495259), (299, 301462), (322, 279929), (353, 255346), (427, 211094), (598, 150731), (706, 127673), (793, 113666), (854, 105547), (1403, 64246), (1586, 56833), (2093, 43066), (2471, 36478), (2806, 32123), (4186, 21533), (4589, 19642), (4942, 18239), (5551, 16238), (8119, 11102), (9178, 9821)]