31022649

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 56678400

約数和(自身を除く): 25655751

約数列:

[1, 3, 7, 9, 19, 21, 27, 53, 57, 63, 133, 159, 163, 171, 189, 371, 399, 477, 489, 513, 1007, 1113, 1141, 1197, 1431, 1467, 3021, 3097, 3339, 3423, 3591, 4401, 7049, 8639, 9063, 9291, 10017, 10269, 21147, 21679, 25917, 27189, 27873, 30807, 60473, 63441, 65037, 77751, 83619, 164141, 181419, 190323, 195111, 233253, 492423, 544257, 585333, 1148987, 1477269, 1632771, 3446961, 4431807, 10340883, 31022649]

約数ペア:

[(1, 31022649), (3, 10340883), (7, 4431807), (9, 3446961), (19, 1632771), (21, 1477269), (27, 1148987), (53, 585333), (57, 544257), (63, 492423), (133, 233253), (159, 195111), (163, 190323), (171, 181419), (189, 164141), (371, 83619), (399, 77751), (477, 65037), (489, 63441), (513, 60473), (1007, 30807), (1113, 27873), (1141, 27189), (1197, 25917), (1431, 21679), (1467, 21147), (3021, 10269), (3097, 10017), (3339, 9291), (3423, 9063), (3591, 8639), (4401, 7049)]