81177158

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{503}}^1$

素因数の和:692

約数の個数: 32

約数和(自身を含む): 133539840

約数和(自身を除く): 52362682

約数列:

[1, 2, 19, 31, 38, 62, 137, 274, 503, 589, 1006, 1178, 2603, 4247, 5206, 8494, 9557, 15593, 19114, 31186, 68911, 80693, 137822, 161386, 296267, 592534, 1309309, 2136241, 2618618, 4272482, 40588579, 81177158]

約数ペア:

[(1, 81177158), (2, 40588579), (19, 4272482), (31, 2618618), (38, 2136241), (62, 1309309), (137, 592534), (274, 296267), (503, 161386), (589, 137822), (1006, 80693), (1178, 68911), (2603, 31186), (4247, 19114), (5206, 15593), (8494, 9557)]