142790990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{6131}}^1$

素因数の和:6292

約数の個数: 32

約数和(自身を含む): 274173984

約数和(自身を除く): 131382994

約数列:

[1, 2, 5, 10, 17, 34, 85, 137, 170, 274, 685, 1370, 2329, 4658, 6131, 11645, 12262, 23290, 30655, 61310, 104227, 208454, 521135, 839947, 1042270, 1679894, 4199735, 8399470, 14279099, 28558198, 71395495, 142790990]

約数ペア:

[(1, 142790990), (2, 71395495), (5, 28558198), (10, 14279099), (17, 8399470), (34, 4199735), (85, 1679894), (137, 1042270), (170, 839947), (274, 521135), (685, 208454), (1370, 104227), (2329, 61310), (4658, 30655), (6131, 23290), (11645, 12262)]