191656504

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2521}}^1$

素因数の和:2600

約数の個数: 64

約数和(自身を含む): 419459040

約数和(自身を除く): 227802536

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 43, 52, 68, 86, 104, 136, 172, 221, 344, 442, 559, 731, 884, 1118, 1462, 1768, 2236, 2521, 2924, 4472, 5042, 5848, 9503, 10084, 19006, 20168, 32773, 38012, 42857, 65546, 76024, 85714, 108403, 131092, 171428, 216806, 262184, 342856, 433612, 557141, 867224, 1114282, 1409239, 1842851, 2228564, 2818478, 3685702, 4457128, 5636956, 7371404, 11273912, 14742808, 23957063, 47914126, 95828252, 191656504]

約数ペア:

[(1, 191656504), (2, 95828252), (4, 47914126), (8, 23957063), (13, 14742808), (17, 11273912), (26, 7371404), (34, 5636956), (43, 4457128), (52, 3685702), (68, 2818478), (86, 2228564), (104, 1842851), (136, 1409239), (172, 1114282), (221, 867224), (344, 557141), (442, 433612), (559, 342856), (731, 262184), (884, 216806), (1118, 171428), (1462, 131092), (1768, 108403), (2236, 85714), (2521, 76024), (2924, 65546), (4472, 42857), (5042, 38012), (5848, 32773), (9503, 20168), (10084, 19006)]