397186564

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{1031}}^1$

素因数の和:1228

約数の個数: 48

約数和(自身を含む): 757653120

約数和(自身を除く): 360466556

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 137, 148, 274, 548, 703, 1031, 1406, 2062, 2603, 2812, 4124, 5069, 5206, 10138, 10412, 19589, 20276, 38147, 39178, 76294, 78356, 96311, 141247, 152588, 192622, 282494, 385244, 564988, 724793, 1449586, 2683693, 2899172, 5226139, 5367386, 10452278, 10734772, 20904556, 99296641, 198593282, 397186564]

約数ペア:

[(1, 397186564), (2, 198593282), (4, 99296641), (19, 20904556), (37, 10734772), (38, 10452278), (74, 5367386), (76, 5226139), (137, 2899172), (148, 2683693), (274, 1449586), (548, 724793), (703, 564988), (1031, 385244), (1406, 282494), (2062, 192622), (2603, 152588), (2812, 141247), (4124, 96311), (5069, 78356), (5206, 76294), (10138, 39178), (10412, 38147), (19589, 20276)]