81891292

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2609}}^1$

素因数の和:2698

約数の個数: 48

約数和(自身を含む): 175392000

約数和(自身を除く): 93500708

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 59, 76, 118, 133, 236, 266, 413, 532, 826, 1121, 1652, 2242, 2609, 4484, 5218, 7847, 10436, 15694, 18263, 31388, 36526, 49571, 73052, 99142, 153931, 198284, 307862, 346997, 615724, 693994, 1077517, 1387988, 2155034, 2924689, 4310068, 5849378, 11698756, 20472823, 40945646, 81891292]

約数ペア:

[(1, 81891292), (2, 40945646), (4, 20472823), (7, 11698756), (14, 5849378), (19, 4310068), (28, 2924689), (38, 2155034), (59, 1387988), (76, 1077517), (118, 693994), (133, 615724), (236, 346997), (266, 307862), (413, 198284), (532, 153931), (826, 99142), (1121, 73052), (1652, 49571), (2242, 36526), (2609, 31388), (4484, 18263), (5218, 15694), (7847, 10436)]