163521390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1\times {\mathrm{257}}^1$

素因数の和:561

約数の個数: 64

約数和(自身を含む): 399458304

約数和(自身を除く): 235936914

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 127, 167, 254, 257, 334, 381, 501, 514, 635, 762, 771, 835, 1002, 1270, 1285, 1542, 1670, 1905, 2505, 2570, 3810, 3855, 5010, 7710, 21209, 32639, 42418, 42919, 63627, 65278, 85838, 97917, 106045, 127254, 128757, 163195, 195834, 212090, 214595, 257514, 318135, 326390, 429190, 489585, 636270, 643785, 979170, 1287570, 5450713, 10901426, 16352139, 27253565, 32704278, 54507130, 81760695, 163521390]

約数ペア:

[(1, 163521390), (2, 81760695), (3, 54507130), (5, 32704278), (6, 27253565), (10, 16352139), (15, 10901426), (30, 5450713), (127, 1287570), (167, 979170), (254, 643785), (257, 636270), (334, 489585), (381, 429190), (501, 326390), (514, 318135), (635, 257514), (762, 214595), (771, 212090), (835, 195834), (1002, 163195), (1270, 128757), (1285, 127254), (1542, 106045), (1670, 97917), (1905, 85838), (2505, 65278), (2570, 63627), (3810, 42919), (3855, 42418), (5010, 32639), (7710, 21209)]