15013145

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 21620736

約数和(自身を除く): 6607591

約数列:

[1, 5, 7, 31, 35, 101, 137, 155, 217, 505, 685, 707, 959, 1085, 3131, 3535, 4247, 4795, 13837, 15655, 21235, 21917, 29729, 69185, 96859, 109585, 148645, 428947, 484295, 2144735, 3002629, 15013145]

約数ペア:

[(1, 15013145), (5, 3002629), (7, 2144735), (31, 484295), (35, 428947), (101, 148645), (137, 109585), (155, 96859), (217, 69185), (505, 29729), (685, 21917), (707, 21235), (959, 15655), (1085, 13837), (3131, 4795), (3535, 4247)]