201938919

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1109}}^1$

素因数の和:1184

約数の個数: 64

約数和(自身を含む): 358041600

約数和(自身を除く): 156102681

約数列:

[1, 3, 7, 13, 21, 23, 29, 39, 69, 87, 91, 161, 203, 273, 299, 377, 483, 609, 667, 897, 1109, 1131, 2001, 2093, 2639, 3327, 4669, 6279, 7763, 7917, 8671, 14007, 14417, 23289, 25507, 26013, 32161, 43251, 60697, 76521, 96483, 100919, 178549, 182091, 225127, 302757, 331591, 418093, 535647, 675381, 739703, 994773, 1254279, 2219109, 2321137, 2926651, 5177921, 6963411, 8779953, 9616139, 15533763, 28848417, 67312973, 201938919]

約数ペア:

[(1, 201938919), (3, 67312973), (7, 28848417), (13, 15533763), (21, 9616139), (23, 8779953), (29, 6963411), (39, 5177921), (69, 2926651), (87, 2321137), (91, 2219109), (161, 1254279), (203, 994773), (273, 739703), (299, 675381), (377, 535647), (483, 418093), (609, 331591), (667, 302757), (897, 225127), (1109, 182091), (1131, 178549), (2001, 100919), (2093, 96483), (2639, 76521), (3327, 60697), (4669, 43251), (6279, 32161), (7763, 26013), (7917, 25507), (8671, 23289), (14007, 14417)]