1378768

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:199

約数の個数: 40

約数和(自身を含む): 2926152

約数和(自身を除く): 1547384

約数列:

[1, 2, 4, 8, 16, 17, 34, 37, 68, 74, 136, 137, 148, 272, 274, 296, 548, 592, 629, 1096, 1258, 2192, 2329, 2516, 4658, 5032, 5069, 9316, 10064, 10138, 18632, 20276, 37264, 40552, 81104, 86173, 172346, 344692, 689384, 1378768]

約数ペア:

[(1, 1378768), (2, 689384), (4, 344692), (8, 172346), (16, 86173), (17, 81104), (34, 40552), (37, 37264), (68, 20276), (74, 18632), (136, 10138), (137, 10064), (148, 9316), (272, 5069), (274, 5032), (296, 4658), (548, 2516), (592, 2329), (629, 2192), (1096, 1258)]