247508595

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{461}}^1$

素因数の和:613

約数の個数: 64

約数和(自身を含む): 456382080

約数和(自身を除く): 208873485

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 97, 123, 135, 205, 291, 369, 461, 485, 615, 873, 1107, 1383, 1455, 1845, 2305, 2619, 3977, 4149, 4365, 5535, 6915, 11931, 12447, 13095, 18901, 19885, 20745, 35793, 44717, 56703, 59655, 62235, 94505, 107379, 134151, 170109, 178965, 223585, 283515, 402453, 510327, 536895, 670755, 850545, 1207359, 1833397, 2012265, 2551635, 5500191, 6036795, 9166985, 16500573, 27500955, 49501719, 82502865, 247508595]

約数ペア:

[(1, 247508595), (3, 82502865), (5, 49501719), (9, 27500955), (15, 16500573), (27, 9166985), (41, 6036795), (45, 5500191), (97, 2551635), (123, 2012265), (135, 1833397), (205, 1207359), (291, 850545), (369, 670755), (461, 536895), (485, 510327), (615, 402453), (873, 283515), (1107, 223585), (1383, 178965), (1455, 170109), (1845, 134151), (2305, 107379), (2619, 94505), (3977, 62235), (4149, 59655), (4365, 56703), (5535, 44717), (6915, 35793), (11931, 20745), (12447, 19885), (13095, 18901)]