1900908075

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1181}}^1\times {\mathrm{1951}}^1$

素因数の和:3156

約数の個数: 48

約数和(自身を含む): 3433208832

約数和(自身を除く): 1532300757

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 825, 1181, 1951, 3543, 5853, 5905, 9755, 12991, 17715, 21461, 29265, 29525, 38973, 48775, 64383, 64955, 88575, 107305, 146325, 194865, 321915, 324775, 536525, 974325, 1609575, 2304131, 6912393, 11520655, 25345441, 34561965, 57603275, 76036323, 126727205, 172809825, 380181615, 633636025, 1900908075]

約数ペア:

[(1, 1900908075), (3, 633636025), (5, 380181615), (11, 172809825), (15, 126727205), (25, 76036323), (33, 57603275), (55, 34561965), (75, 25345441), (165, 11520655), (275, 6912393), (825, 2304131), (1181, 1609575), (1951, 974325), (3543, 536525), (5853, 324775), (5905, 321915), (9755, 194865), (12991, 146325), (17715, 107305), (21461, 88575), (29265, 64955), (29525, 64383), (38973, 48775)]