289389892

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{419}}^1\times {\mathrm{1427}}^1$

素因数の和:1872

約数の個数: 36

約数和(自身を含む): 558376560

約数和(自身を除く): 268986668

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 419, 484, 838, 1427, 1676, 2854, 4609, 5708, 9218, 15697, 18436, 31394, 50699, 62788, 101398, 172667, 202796, 345334, 597913, 690668, 1195826, 2391652, 6577043, 13154086, 26308172, 72347473, 144694946, 289389892]

約数ペア:

[(1, 289389892), (2, 144694946), (4, 72347473), (11, 26308172), (22, 13154086), (44, 6577043), (121, 2391652), (242, 1195826), (419, 690668), (484, 597913), (838, 345334), (1427, 202796), (1676, 172667), (2854, 101398), (4609, 62788), (5708, 50699), (9218, 31394), (15697, 18436)]