27791764

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{631}}^1$

素因数の和:677

約数の個数: 72

約数和(自身を含む): 65899904

約数和(自身を除く): 38108140

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 121, 143, 154, 182, 242, 286, 308, 364, 484, 572, 631, 847, 1001, 1262, 1573, 1694, 2002, 2524, 3146, 3388, 4004, 4417, 6292, 6941, 8203, 8834, 11011, 13882, 16406, 17668, 22022, 27764, 32812, 44044, 48587, 57421, 76351, 90233, 97174, 114842, 152702, 180466, 194348, 229684, 305404, 360932, 534457, 631631, 992563, 1068914, 1263262, 1985126, 2137828, 2526524, 3970252, 6947941, 13895882, 27791764]

約数ペア:

[(1, 27791764), (2, 13895882), (4, 6947941), (7, 3970252), (11, 2526524), (13, 2137828), (14, 1985126), (22, 1263262), (26, 1068914), (28, 992563), (44, 631631), (52, 534457), (77, 360932), (91, 305404), (121, 229684), (143, 194348), (154, 180466), (182, 152702), (242, 114842), (286, 97174), (308, 90233), (364, 76351), (484, 57421), (572, 48587), (631, 44044), (847, 32812), (1001, 27764), (1262, 22022), (1573, 17668), (1694, 16406), (2002, 13882), (2524, 11011), (3146, 8834), (3388, 8203), (4004, 6941), (4417, 6292)]