331543156

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1\times {\mathrm{571}}^1$

素因数の和:904

約数の個数: 48

約数和(自身を含む): 674593920

約数和(自身を除く): 343050764

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 233, 356, 466, 571, 623, 932, 1142, 1246, 1631, 2284, 2492, 3262, 3997, 6524, 7994, 15988, 20737, 41474, 50819, 82948, 101638, 133043, 145159, 203276, 266086, 290318, 355733, 532172, 580636, 711466, 931301, 1422932, 1862602, 3725204, 11840827, 23681654, 47363308, 82885789, 165771578, 331543156]

約数ペア:

[(1, 331543156), (2, 165771578), (4, 82885789), (7, 47363308), (14, 23681654), (28, 11840827), (89, 3725204), (178, 1862602), (233, 1422932), (356, 931301), (466, 711466), (571, 580636), (623, 532172), (932, 355733), (1142, 290318), (1246, 266086), (1631, 203276), (2284, 145159), (2492, 133043), (3262, 101638), (3997, 82948), (6524, 50819), (7994, 41474), (15988, 20737)]