405638388

素因数分解:

$2^2\times 3^3\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{509}}^1$

素因数の和:726

約数の個数: 96

約数和(自身を含む): 1082995200

約数和(自身を除く): 677356812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 94, 108, 141, 157, 188, 282, 314, 423, 471, 509, 564, 628, 846, 942, 1018, 1269, 1413, 1527, 1692, 1884, 2036, 2538, 2826, 3054, 4239, 4581, 5076, 5652, 6108, 7379, 8478, 9162, 13743, 14758, 16956, 18324, 22137, 23923, 27486, 29516, 44274, 47846, 54972, 66411, 71769, 79913, 88548, 95692, 132822, 143538, 159826, 199233, 215307, 239739, 265644, 287076, 319652, 398466, 430614, 479478, 645921, 719217, 796932, 861228, 958956, 1291842, 1438434, 2157651, 2583684, 2876868, 3755911, 4315302, 7511822, 8630604, 11267733, 15023644, 22535466, 33803199, 45070932, 67606398, 101409597, 135212796, 202819194, 405638388]

約数ペア:

[(1, 405638388), (2, 202819194), (3, 135212796), (4, 101409597), (6, 67606398), (9, 45070932), (12, 33803199), (18, 22535466), (27, 15023644), (36, 11267733), (47, 8630604), (54, 7511822), (94, 4315302), (108, 3755911), (141, 2876868), (157, 2583684), (188, 2157651), (282, 1438434), (314, 1291842), (423, 958956), (471, 861228), (509, 796932), (564, 719217), (628, 645921), (846, 479478), (942, 430614), (1018, 398466), (1269, 319652), (1413, 287076), (1527, 265644), (1692, 239739), (1884, 215307), (2036, 199233), (2538, 159826), (2826, 143538), (3054, 132822), (4239, 95692), (4581, 88548), (5076, 79913), (5652, 71769), (6108, 66411), (7379, 54972), (8478, 47846), (9162, 44274), (13743, 29516), (14758, 27486), (16956, 23923), (18324, 22137)]