31199484

素因数分解:

$2^2\times 3^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 74511360

約数和(自身を除く): 43311876

約数列:

[1, 2, 3, 4, 6, 12, 89, 131, 178, 223, 262, 267, 356, 393, 446, 524, 534, 669, 786, 892, 1068, 1338, 1572, 2676, 11659, 19847, 23318, 29213, 34977, 39694, 46636, 58426, 59541, 69954, 79388, 87639, 116852, 119082, 139908, 175278, 238164, 350556, 2599957, 5199914, 7799871, 10399828, 15599742, 31199484]

約数ペア:

[(1, 31199484), (2, 15599742), (3, 10399828), (4, 7799871), (6, 5199914), (12, 2599957), (89, 350556), (131, 238164), (178, 175278), (223, 139908), (262, 119082), (267, 116852), (356, 87639), (393, 79388), (446, 69954), (524, 59541), (534, 58426), (669, 46636), (786, 39694), (892, 34977), (1068, 29213), (1338, 23318), (1572, 19847), (2676, 11659)]