138121788

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{467}}^1\times {\mathrm{503}}^1$

素因数の和:991

約数の個数: 72

約数和(自身を含む): 376451712

約数和(自身を除く): 238329924

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 467, 503, 588, 934, 1006, 1401, 1509, 1868, 2012, 2802, 3018, 3269, 3521, 5604, 6036, 6538, 7042, 9807, 10563, 13076, 14084, 19614, 21126, 22883, 24647, 39228, 42252, 45766, 49294, 68649, 73941, 91532, 98588, 137298, 147882, 234901, 274596, 295764, 469802, 704703, 939604, 1409406, 1644307, 2818812, 3288614, 4932921, 6577228, 9865842, 11510149, 19731684, 23020298, 34530447, 46040596, 69060894, 138121788]

約数ペア:

[(1, 138121788), (2, 69060894), (3, 46040596), (4, 34530447), (6, 23020298), (7, 19731684), (12, 11510149), (14, 9865842), (21, 6577228), (28, 4932921), (42, 3288614), (49, 2818812), (84, 1644307), (98, 1409406), (147, 939604), (196, 704703), (294, 469802), (467, 295764), (503, 274596), (588, 234901), (934, 147882), (1006, 137298), (1401, 98588), (1509, 91532), (1868, 73941), (2012, 68649), (2802, 49294), (3018, 45766), (3269, 42252), (3521, 39228), (5604, 24647), (6036, 22883), (6538, 21126), (7042, 19614), (9807, 14084), (10563, 13076)]