172020178

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1$

素因数の和:499

約数の個数: 64

約数和(自身を含む): 316763136

約数和(自身を除く): 144742958

約数列:

[1, 2, 11, 17, 22, 31, 34, 37, 62, 74, 187, 341, 374, 401, 407, 527, 629, 682, 802, 814, 1054, 1147, 1258, 2294, 4411, 5797, 6817, 6919, 8822, 11594, 12431, 12617, 13634, 13838, 14837, 19499, 24862, 25234, 29674, 38998, 74987, 136741, 149974, 163207, 211327, 214489, 252229, 273482, 326414, 422654, 428978, 459947, 504458, 919894, 2324597, 2774519, 4649194, 5059417, 5549038, 7819099, 10118834, 15638198, 86010089, 172020178]

約数ペア:

[(1, 172020178), (2, 86010089), (11, 15638198), (17, 10118834), (22, 7819099), (31, 5549038), (34, 5059417), (37, 4649194), (62, 2774519), (74, 2324597), (187, 919894), (341, 504458), (374, 459947), (401, 428978), (407, 422654), (527, 326414), (629, 273482), (682, 252229), (802, 214489), (814, 211327), (1054, 163207), (1147, 149974), (1258, 136741), (2294, 74987), (4411, 38998), (5797, 29674), (6817, 25234), (6919, 24862), (8822, 19499), (11594, 14837), (12431, 13838), (12617, 13634)]