163923928

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{421}}^1$

素因数の和:860

約数の個数: 64

約数和(自身を含む): 373723200

約数和(自身を除く): 209799272

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 409, 421, 476, 818, 842, 952, 1636, 1684, 2863, 2947, 3272, 3368, 5726, 5894, 6953, 7157, 11452, 11788, 13906, 14314, 22904, 23576, 27812, 28628, 48671, 50099, 55624, 57256, 97342, 100198, 172189, 194684, 200396, 344378, 389368, 400792, 688756, 1205323, 1377512, 2410646, 2927213, 4821292, 5854426, 9642584, 11708852, 20490491, 23417704, 40980982, 81961964, 163923928]

約数ペア:

[(1, 163923928), (2, 81961964), (4, 40980982), (7, 23417704), (8, 20490491), (14, 11708852), (17, 9642584), (28, 5854426), (34, 4821292), (56, 2927213), (68, 2410646), (119, 1377512), (136, 1205323), (238, 688756), (409, 400792), (421, 389368), (476, 344378), (818, 200396), (842, 194684), (952, 172189), (1636, 100198), (1684, 97342), (2863, 57256), (2947, 55624), (3272, 50099), (3368, 48671), (5726, 28628), (5894, 27812), (6953, 23576), (7157, 22904), (11452, 14314), (11788, 13906)]