13920116

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 30643200

約数和(自身を除く): 16723084

約数列:

[1, 2, 4, 7, 14, 28, 29, 31, 49, 58, 62, 79, 98, 116, 124, 158, 196, 203, 217, 316, 406, 434, 553, 812, 868, 899, 1106, 1421, 1519, 1798, 2212, 2291, 2449, 2842, 3038, 3596, 3871, 4582, 4898, 5684, 6076, 6293, 7742, 9164, 9796, 12586, 15484, 16037, 17143, 25172, 32074, 34286, 44051, 64148, 68572, 71021, 88102, 112259, 120001, 142042, 176204, 224518, 240002, 284084, 449036, 480004, 497147, 994294, 1988588, 3480029, 6960058, 13920116]

約数ペア:

[(1, 13920116), (2, 6960058), (4, 3480029), (7, 1988588), (14, 994294), (28, 497147), (29, 480004), (31, 449036), (49, 284084), (58, 240002), (62, 224518), (79, 176204), (98, 142042), (116, 120001), (124, 112259), (158, 88102), (196, 71021), (203, 68572), (217, 64148), (316, 44051), (406, 34286), (434, 32074), (553, 25172), (812, 17143), (868, 16037), (899, 15484), (1106, 12586), (1421, 9796), (1519, 9164), (1798, 7742), (2212, 6293), (2291, 6076), (2449, 5684), (2842, 4898), (3038, 4582), (3596, 3871)]