8139474

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1$

素因数の和:432

約数の個数: 64

約数和(自身を含む): 21070080

約数和(自身を除く): 12930606

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 61, 63, 122, 126, 183, 189, 353, 366, 378, 427, 549, 706, 854, 1059, 1098, 1281, 1647, 2118, 2471, 2562, 3177, 3294, 3843, 4942, 6354, 7413, 7686, 9531, 11529, 14826, 19062, 21533, 22239, 23058, 43066, 44478, 64599, 66717, 129198, 133434, 150731, 193797, 301462, 387594, 452193, 581391, 904386, 1162782, 1356579, 2713158, 4069737, 8139474]

約数ペア:

[(1, 8139474), (2, 4069737), (3, 2713158), (6, 1356579), (7, 1162782), (9, 904386), (14, 581391), (18, 452193), (21, 387594), (27, 301462), (42, 193797), (54, 150731), (61, 133434), (63, 129198), (122, 66717), (126, 64599), (183, 44478), (189, 43066), (353, 23058), (366, 22239), (378, 21533), (427, 19062), (549, 14826), (706, 11529), (854, 9531), (1059, 7686), (1098, 7413), (1281, 6354), (1647, 4942), (2118, 3843), (2471, 3294), (2562, 3177)]