201997474

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:359

約数の個数: 64

約数和(自身を含む): 378547200

約数和(自身を除く): 176549726

約数列:

[1, 2, 7, 14, 19, 38, 59, 61, 118, 122, 133, 211, 266, 413, 422, 427, 826, 854, 1121, 1159, 1477, 2242, 2318, 2954, 3599, 4009, 7198, 7847, 8018, 8113, 12449, 12871, 15694, 16226, 24898, 25193, 25742, 28063, 50386, 56126, 68381, 87143, 90097, 136762, 174286, 180194, 236531, 244549, 473062, 478667, 489098, 759389, 957334, 1518778, 1655717, 1711843, 3311434, 3423686, 5315723, 10631446, 14428391, 28856782, 100998737, 201997474]

約数ペア:

[(1, 201997474), (2, 100998737), (7, 28856782), (14, 14428391), (19, 10631446), (38, 5315723), (59, 3423686), (61, 3311434), (118, 1711843), (122, 1655717), (133, 1518778), (211, 957334), (266, 759389), (413, 489098), (422, 478667), (427, 473062), (826, 244549), (854, 236531), (1121, 180194), (1159, 174286), (1477, 136762), (2242, 90097), (2318, 87143), (2954, 68381), (3599, 56126), (4009, 50386), (7198, 28063), (7847, 25742), (8018, 25193), (8113, 24898), (12449, 16226), (12871, 15694)]