213254236

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{409}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 415300480

約数和(自身を除く): 202046244

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 271, 409, 481, 542, 818, 962, 1084, 1636, 1924, 3523, 5317, 7046, 10027, 10634, 14092, 15133, 20054, 21268, 30266, 40108, 60532, 110839, 130351, 196729, 221678, 260702, 393458, 443356, 521404, 786916, 1440907, 2881814, 4101043, 5763628, 8202086, 16404172, 53313559, 106627118, 213254236]

約数ペア:

[(1, 213254236), (2, 106627118), (4, 53313559), (13, 16404172), (26, 8202086), (37, 5763628), (52, 4101043), (74, 2881814), (148, 1440907), (271, 786916), (409, 521404), (481, 443356), (542, 393458), (818, 260702), (962, 221678), (1084, 196729), (1636, 130351), (1924, 110839), (3523, 60532), (5317, 40108), (7046, 30266), (10027, 21268), (10634, 20054), (14092, 15133)]