31239684

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2339}}^1$

素因数の和:2409

約数の個数: 72

約数和(自身を含む): 91990080

約数和(自身を除く): 60750396

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 53, 63, 84, 106, 126, 159, 212, 252, 318, 371, 477, 636, 742, 954, 1113, 1484, 1908, 2226, 2339, 3339, 4452, 4678, 6678, 7017, 9356, 13356, 14034, 16373, 21051, 28068, 32746, 42102, 49119, 65492, 84204, 98238, 123967, 147357, 196476, 247934, 294714, 371901, 495868, 589428, 743802, 867769, 1115703, 1487604, 1735538, 2231406, 2603307, 3471076, 4462812, 5206614, 7809921, 10413228, 15619842, 31239684]

約数ペア:

[(1, 31239684), (2, 15619842), (3, 10413228), (4, 7809921), (6, 5206614), (7, 4462812), (9, 3471076), (12, 2603307), (14, 2231406), (18, 1735538), (21, 1487604), (28, 1115703), (36, 867769), (42, 743802), (53, 589428), (63, 495868), (84, 371901), (106, 294714), (126, 247934), (159, 196476), (212, 147357), (252, 123967), (318, 98238), (371, 84204), (477, 65492), (636, 49119), (742, 42102), (954, 32746), (1113, 28068), (1484, 21051), (1908, 16373), (2226, 14034), (2339, 13356), (3339, 9356), (4452, 7017), (4678, 6678)]