203015556

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{313}}^1\times {\mathrm{419}}^1$

素因数の和:785

約数の個数: 72

約数和(自身を含む): 528047520

約数和(自身を除く): 325031964

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 313, 387, 419, 516, 626, 774, 838, 939, 1252, 1257, 1548, 1676, 1878, 2514, 2817, 3756, 3771, 5028, 5634, 7542, 11268, 13459, 15084, 18017, 26918, 36034, 40377, 53836, 54051, 72068, 80754, 108102, 121131, 131147, 161508, 162153, 216204, 242262, 262294, 324306, 393441, 484524, 524588, 648612, 786882, 1180323, 1573764, 2360646, 4721292, 5639321, 11278642, 16917963, 22557284, 33835926, 50753889, 67671852, 101507778, 203015556]

約数ペア:

[(1, 203015556), (2, 101507778), (3, 67671852), (4, 50753889), (6, 33835926), (9, 22557284), (12, 16917963), (18, 11278642), (36, 5639321), (43, 4721292), (86, 2360646), (129, 1573764), (172, 1180323), (258, 786882), (313, 648612), (387, 524588), (419, 484524), (516, 393441), (626, 324306), (774, 262294), (838, 242262), (939, 216204), (1252, 162153), (1257, 161508), (1548, 131147), (1676, 121131), (1878, 108102), (2514, 80754), (2817, 72068), (3756, 54051), (3771, 53836), (5028, 40377), (5634, 36034), (7542, 26918), (11268, 18017), (13459, 15084)]