171957828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{661}}^1$

素因数の和:857

約数の個数: 96

約数和(自身を含む): 486384640

約数和(自身を除く): 314426812

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 163, 228, 266, 326, 399, 489, 532, 652, 661, 798, 978, 1141, 1322, 1596, 1956, 1983, 2282, 2644, 3097, 3423, 3966, 4564, 4627, 6194, 6846, 7932, 9254, 9291, 12388, 12559, 13692, 13881, 18508, 18582, 21679, 25118, 27762, 37164, 37677, 43358, 50236, 55524, 65037, 75354, 86716, 87913, 107743, 130074, 150708, 175826, 215486, 260148, 263739, 323229, 351652, 430972, 527478, 646458, 754201, 1054956, 1292916, 1508402, 2047117, 2262603, 3016804, 4094234, 4525206, 6141351, 8188468, 9050412, 12282702, 14329819, 24565404, 28659638, 42989457, 57319276, 85978914, 171957828]

約数ペア:

[(1, 171957828), (2, 85978914), (3, 57319276), (4, 42989457), (6, 28659638), (7, 24565404), (12, 14329819), (14, 12282702), (19, 9050412), (21, 8188468), (28, 6141351), (38, 4525206), (42, 4094234), (57, 3016804), (76, 2262603), (84, 2047117), (114, 1508402), (133, 1292916), (163, 1054956), (228, 754201), (266, 646458), (326, 527478), (399, 430972), (489, 351652), (532, 323229), (652, 263739), (661, 260148), (798, 215486), (978, 175826), (1141, 150708), (1322, 130074), (1596, 107743), (1956, 87913), (1983, 86716), (2282, 75354), (2644, 65037), (3097, 55524), (3423, 50236), (3966, 43358), (4564, 37677), (4627, 37164), (6194, 27762), (6846, 25118), (7932, 21679), (9254, 18582), (9291, 18508), (12388, 13881), (12559, 13692)]