203488911

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 314496000

約数和(自身を除く): 111007089

約数列:

[1, 3, 9, 29, 71, 79, 87, 139, 213, 237, 261, 417, 639, 711, 1251, 2059, 2291, 4031, 5609, 6177, 6873, 9869, 10981, 12093, 16827, 18531, 20619, 29607, 32943, 36279, 50481, 88821, 98829, 162661, 286201, 318449, 487983, 779651, 858603, 955347, 1463949, 2338953, 2575809, 2866041, 7016859, 22609879, 67829637, 203488911]

約数ペア:

[(1, 203488911), (3, 67829637), (9, 22609879), (29, 7016859), (71, 2866041), (79, 2575809), (87, 2338953), (139, 1463949), (213, 955347), (237, 858603), (261, 779651), (417, 487983), (639, 318449), (711, 286201), (1251, 162661), (2059, 98829), (2291, 88821), (4031, 50481), (5609, 36279), (6177, 32943), (6873, 29607), (9869, 20619), (10981, 18531), (12093, 16827)]