221691912

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{22921}}^1$

素因数の和:22974

約数の個数: 64

約数和(自身を含む): 616143360

約数和(自身を除く): 394451448

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 186, 248, 312, 372, 403, 744, 806, 1209, 1612, 2418, 3224, 4836, 9672, 22921, 45842, 68763, 91684, 137526, 183368, 275052, 297973, 550104, 595946, 710551, 893919, 1191892, 1421102, 1787838, 2131653, 2383784, 2842204, 3575676, 4263306, 5684408, 7151352, 8526612, 9237163, 17053224, 18474326, 27711489, 36948652, 55422978, 73897304, 110845956, 221691912]

約数ペア:

[(1, 221691912), (2, 110845956), (3, 73897304), (4, 55422978), (6, 36948652), (8, 27711489), (12, 18474326), (13, 17053224), (24, 9237163), (26, 8526612), (31, 7151352), (39, 5684408), (52, 4263306), (62, 3575676), (78, 2842204), (93, 2383784), (104, 2131653), (124, 1787838), (156, 1421102), (186, 1191892), (248, 893919), (312, 710551), (372, 595946), (403, 550104), (744, 297973), (806, 275052), (1209, 183368), (1612, 137526), (2418, 91684), (3224, 68763), (4836, 45842), (9672, 22921)]