155681617

素因数分解:

$7^1\times {\mathrm{13}}^3\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:290

約数の個数: 32

約数和(自身を含む): 197406720

約数和(自身を除く): 41725103

約数列:

[1, 7, 13, 53, 91, 169, 191, 371, 689, 1183, 1337, 2197, 2483, 4823, 8957, 10123, 15379, 17381, 32279, 62699, 70861, 116441, 131599, 225953, 419627, 815087, 921193, 1710787, 2937389, 11975509, 22240231, 155681617]

約数ペア:

[(1, 155681617), (7, 22240231), (13, 11975509), (53, 2937389), (91, 1710787), (169, 921193), (191, 815087), (371, 419627), (689, 225953), (1183, 131599), (1337, 116441), (2197, 70861), (2483, 62699), (4823, 32279), (8957, 17381), (10123, 15379)]