138395656

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2749}}^1$

素因数の和:2822

約数の個数: 64

約数和(自身を含む): 316800000

約数和(自身を除く): 178404344

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 31, 56, 58, 62, 116, 124, 203, 217, 232, 248, 406, 434, 812, 868, 899, 1624, 1736, 1798, 2749, 3596, 5498, 6293, 7192, 10996, 12586, 19243, 21992, 25172, 38486, 50344, 76972, 79721, 85219, 153944, 159442, 170438, 318884, 340876, 558047, 596533, 637768, 681752, 1116094, 1193066, 2232188, 2386132, 2471351, 4464376, 4772264, 4942702, 9885404, 17299457, 19770808, 34598914, 69197828, 138395656]

約数ペア:

[(1, 138395656), (2, 69197828), (4, 34598914), (7, 19770808), (8, 17299457), (14, 9885404), (28, 4942702), (29, 4772264), (31, 4464376), (56, 2471351), (58, 2386132), (62, 2232188), (116, 1193066), (124, 1116094), (203, 681752), (217, 637768), (232, 596533), (248, 558047), (406, 340876), (434, 318884), (812, 170438), (868, 159442), (899, 153944), (1624, 85219), (1736, 79721), (1798, 76972), (2749, 50344), (3596, 38486), (5498, 25172), (6293, 21992), (7192, 19243), (10996, 12586)]