203445567

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:341

約数の個数: 64

約数和(自身を含む): 339064320

約数和(自身を除く): 135618753

約数列:

[1, 3, 9, 13, 27, 39, 41, 67, 117, 123, 201, 211, 351, 369, 533, 603, 633, 871, 1107, 1599, 1809, 1899, 2613, 2743, 2747, 4797, 5697, 7839, 8229, 8241, 8651, 14137, 14391, 23517, 24687, 24723, 25953, 35711, 42411, 74061, 74169, 77859, 107133, 112463, 127233, 183781, 233577, 321399, 337389, 381699, 551343, 579617, 964197, 1012167, 1654029, 1738851, 3036501, 4962087, 5216553, 7535021, 15649659, 22605063, 67815189, 203445567]

約数ペア:

[(1, 203445567), (3, 67815189), (9, 22605063), (13, 15649659), (27, 7535021), (39, 5216553), (41, 4962087), (67, 3036501), (117, 1738851), (123, 1654029), (201, 1012167), (211, 964197), (351, 579617), (369, 551343), (533, 381699), (603, 337389), (633, 321399), (871, 233577), (1107, 183781), (1599, 127233), (1809, 112463), (1899, 107133), (2613, 77859), (2743, 74169), (2747, 74061), (4797, 42411), (5697, 35711), (7839, 25953), (8229, 24723), (8241, 24687), (8651, 23517), (14137, 14391)]