31415932

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 61236000

約数和(自身を除く): 29820068

約数列:

[1, 2, 4, 17, 29, 34, 58, 68, 89, 116, 178, 179, 356, 358, 493, 716, 986, 1513, 1972, 2581, 3026, 3043, 5162, 5191, 6052, 6086, 10324, 10382, 12172, 15931, 20764, 31862, 43877, 63724, 87754, 88247, 175508, 176494, 270827, 352988, 461999, 541654, 923998, 1083308, 1847996, 7853983, 15707966, 31415932]

約数ペア:

[(1, 31415932), (2, 15707966), (4, 7853983), (17, 1847996), (29, 1083308), (34, 923998), (58, 541654), (68, 461999), (89, 352988), (116, 270827), (178, 176494), (179, 175508), (356, 88247), (358, 87754), (493, 63724), (716, 43877), (986, 31862), (1513, 20764), (1972, 15931), (2581, 12172), (3026, 10382), (3043, 10324), (5162, 6086), (5191, 6052)]