31090304

素因数分解:

$2^7\times 7^2\times {\mathrm{4957}}^1$

素因数の和:4985

約数の個数: 48

約数和(自身を含む): 72064530

約数和(自身を除く): 40974226

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 392, 448, 784, 896, 1568, 3136, 4957, 6272, 9914, 19828, 34699, 39656, 69398, 79312, 138796, 158624, 242893, 277592, 317248, 485786, 555184, 634496, 971572, 1110368, 1943144, 2220736, 3886288, 4441472, 7772576, 15545152, 31090304]

約数ペア:

[(1, 31090304), (2, 15545152), (4, 7772576), (7, 4441472), (8, 3886288), (14, 2220736), (16, 1943144), (28, 1110368), (32, 971572), (49, 634496), (56, 555184), (64, 485786), (98, 317248), (112, 277592), (128, 242893), (196, 158624), (224, 138796), (392, 79312), (448, 69398), (784, 39656), (896, 34699), (1568, 19828), (3136, 9914), (4957, 6272)]