51514491

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:184

約数の個数: 64

約数和(自身を含む): 87736320

約数和(自身を除く): 36221829

約数列:

[1, 3, 7, 19, 21, 41, 47, 57, 67, 123, 133, 141, 201, 287, 329, 399, 469, 779, 861, 893, 987, 1273, 1407, 1927, 2337, 2679, 2747, 3149, 3819, 5453, 5781, 6251, 8241, 8911, 9447, 13489, 16359, 18753, 19229, 22043, 26733, 36613, 40467, 52193, 57687, 59831, 66129, 109839, 129109, 156579, 179493, 256291, 365351, 387327, 418817, 768873, 903763, 1096053, 1256451, 2453071, 2711289, 7359213, 17171497, 51514491]

約数ペア:

[(1, 51514491), (3, 17171497), (7, 7359213), (19, 2711289), (21, 2453071), (41, 1256451), (47, 1096053), (57, 903763), (67, 768873), (123, 418817), (133, 387327), (141, 365351), (201, 256291), (287, 179493), (329, 156579), (399, 129109), (469, 109839), (779, 66129), (861, 59831), (893, 57687), (987, 52193), (1273, 40467), (1407, 36613), (1927, 26733), (2337, 22043), (2679, 19229), (2747, 18753), (3149, 16359), (3819, 13489), (5453, 9447), (5781, 8911), (6251, 8241)]