68898116

素因数分解:

$2^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{4951}}^1$

素因数の和:5040

約数の個数: 36

約数和(自身を含む): 142261056

約数和(自身を除く): 73362940

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 98, 142, 196, 284, 497, 994, 1988, 3479, 4951, 6958, 9902, 13916, 19804, 34657, 69314, 138628, 242599, 351521, 485198, 703042, 970396, 1406084, 2460647, 4921294, 9842588, 17224529, 34449058, 68898116]

約数ペア:

[(1, 68898116), (2, 34449058), (4, 17224529), (7, 9842588), (14, 4921294), (28, 2460647), (49, 1406084), (71, 970396), (98, 703042), (142, 485198), (196, 351521), (284, 242599), (497, 138628), (994, 69314), (1988, 34657), (3479, 19804), (4951, 13916), (6958, 9902)]