31045428

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:397

約数の個数: 72

約数和(自身を含む): 82162080

約数和(自身を除く): 51116652

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 131, 174, 227, 261, 262, 348, 393, 454, 522, 524, 681, 786, 908, 1044, 1179, 1362, 1572, 2043, 2358, 2724, 3799, 4086, 4716, 6583, 7598, 8172, 11397, 13166, 15196, 19749, 22794, 26332, 29737, 34191, 39498, 45588, 59247, 59474, 68382, 78996, 89211, 118494, 118948, 136764, 178422, 236988, 267633, 356844, 535266, 862373, 1070532, 1724746, 2587119, 3449492, 5174238, 7761357, 10348476, 15522714, 31045428]

約数ペア:

[(1, 31045428), (2, 15522714), (3, 10348476), (4, 7761357), (6, 5174238), (9, 3449492), (12, 2587119), (18, 1724746), (29, 1070532), (36, 862373), (58, 535266), (87, 356844), (116, 267633), (131, 236988), (174, 178422), (227, 136764), (261, 118948), (262, 118494), (348, 89211), (393, 78996), (454, 68382), (522, 59474), (524, 59247), (681, 45588), (786, 39498), (908, 34191), (1044, 29737), (1179, 26332), (1362, 22794), (1572, 19749), (2043, 15196), (2358, 13166), (2724, 11397), (3799, 8172), (4086, 7598), (4716, 6583)]