28321410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{719}}^1$

素因数の和:843

約数の個数: 64

約数和(自身を含む): 74027520

約数和(自身を除く): 45706110

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 101, 130, 195, 202, 303, 390, 505, 606, 719, 1010, 1313, 1438, 1515, 2157, 2626, 3030, 3595, 3939, 4314, 6565, 7190, 7878, 9347, 10785, 13130, 18694, 19695, 21570, 28041, 39390, 46735, 56082, 72619, 93470, 140205, 145238, 217857, 280410, 363095, 435714, 726190, 944047, 1089285, 1888094, 2178570, 2832141, 4720235, 5664282, 9440470, 14160705, 28321410]

約数ペア:

[(1, 28321410), (2, 14160705), (3, 9440470), (5, 5664282), (6, 4720235), (10, 2832141), (13, 2178570), (15, 1888094), (26, 1089285), (30, 944047), (39, 726190), (65, 435714), (78, 363095), (101, 280410), (130, 217857), (195, 145238), (202, 140205), (303, 93470), (390, 72619), (505, 56082), (606, 46735), (719, 39390), (1010, 28041), (1313, 21570), (1438, 19695), (1515, 18694), (2157, 13130), (2626, 10785), (3030, 9347), (3595, 7878), (3939, 7190), (4314, 6565)]