201942531

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:337

約数の個数: 64

約数和(自身を含む): 352512000

約数和(自身を除く): 150569469

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 101, 149, 189, 213, 303, 447, 497, 639, 707, 909, 1043, 1341, 1491, 1917, 2121, 2727, 3129, 4023, 4473, 6363, 7171, 9387, 10579, 13419, 15049, 19089, 21513, 28161, 31737, 45147, 50197, 64539, 74053, 95211, 105343, 135441, 150591, 193617, 222159, 285633, 316029, 406323, 451773, 666477, 948087, 1068479, 1355319, 1999431, 2844261, 3205437, 7479353, 9616311, 22438059, 28848933, 67314177, 201942531]

約数ペア:

[(1, 201942531), (3, 67314177), (7, 28848933), (9, 22438059), (21, 9616311), (27, 7479353), (63, 3205437), (71, 2844261), (101, 1999431), (149, 1355319), (189, 1068479), (213, 948087), (303, 666477), (447, 451773), (497, 406323), (639, 316029), (707, 285633), (909, 222159), (1043, 193617), (1341, 150591), (1491, 135441), (1917, 105343), (2121, 95211), (2727, 74053), (3129, 64539), (4023, 50197), (4473, 45147), (6363, 31737), (7171, 28161), (9387, 21513), (10579, 19089), (13419, 15049)]