87890348

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2713}}^1$

素因数の和:2826

約数の個数: 48

約数和(自身を含む): 191499840

約数和(自身を除く): 103609492

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 89, 91, 178, 182, 356, 364, 623, 1157, 1246, 2314, 2492, 2713, 4628, 5426, 8099, 10852, 16198, 18991, 32396, 35269, 37982, 70538, 75964, 141076, 241457, 246883, 482914, 493766, 965828, 987532, 1690199, 3138941, 3380398, 6277882, 6760796, 12555764, 21972587, 43945174, 87890348]

約数ペア:

[(1, 87890348), (2, 43945174), (4, 21972587), (7, 12555764), (13, 6760796), (14, 6277882), (26, 3380398), (28, 3138941), (52, 1690199), (89, 987532), (91, 965828), (178, 493766), (182, 482914), (356, 246883), (364, 241457), (623, 141076), (1157, 75964), (1246, 70538), (2314, 37982), (2492, 35269), (2713, 32396), (4628, 18991), (5426, 16198), (8099, 10852)]