215228412

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{27551}}^1$

素因数の和:27599

約数の個数: 72

約数和(自身を含む): 641851392

約数和(自身を除く): 426622980

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3906, 7812, 27551, 55102, 82653, 110204, 165306, 192857, 247959, 330612, 385714, 495918, 578571, 771428, 854081, 991836, 1157142, 1708162, 1735713, 2314284, 2562243, 3416324, 3471426, 5124486, 5978567, 6942852, 7686729, 10248972, 11957134, 15373458, 17935701, 23914268, 30746916, 35871402, 53807103, 71742804, 107614206, 215228412]

約数ペア:

[(1, 215228412), (2, 107614206), (3, 71742804), (4, 53807103), (6, 35871402), (7, 30746916), (9, 23914268), (12, 17935701), (14, 15373458), (18, 11957134), (21, 10248972), (28, 7686729), (31, 6942852), (36, 5978567), (42, 5124486), (62, 3471426), (63, 3416324), (84, 2562243), (93, 2314284), (124, 1735713), (126, 1708162), (186, 1157142), (217, 991836), (252, 854081), (279, 771428), (372, 578571), (434, 495918), (558, 385714), (651, 330612), (868, 247959), (1116, 192857), (1302, 165306), (1953, 110204), (2604, 82653), (3906, 55102), (7812, 27551)]