78173326

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{571}}^1$

素因数の和:725

約数の個数: 48

約数和(自身を含む): 150239232

約数和(自身を除く): 72065906

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 127, 154, 254, 539, 571, 889, 1078, 1142, 1397, 1778, 2794, 3997, 6223, 6281, 7994, 9779, 12446, 12562, 19558, 27979, 43967, 55958, 68453, 72517, 87934, 136906, 145034, 307769, 507619, 615538, 797687, 1015238, 1595374, 3553333, 5583809, 7106666, 11167618, 39086663, 78173326]

約数ペア:

[(1, 78173326), (2, 39086663), (7, 11167618), (11, 7106666), (14, 5583809), (22, 3553333), (49, 1595374), (77, 1015238), (98, 797687), (127, 615538), (154, 507619), (254, 307769), (539, 145034), (571, 136906), (889, 87934), (1078, 72517), (1142, 68453), (1397, 55958), (1778, 43967), (2794, 27979), (3997, 19558), (6223, 12562), (6281, 12446), (7994, 9779)]