87843574

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{191}}^1$

素因数の和:258

約数の個数: 72

約数和(自身を含む): 175125888

約数和(自身を除く): 87282314

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 49, 91, 98, 133, 182, 191, 247, 266, 361, 382, 494, 637, 722, 931, 1274, 1337, 1729, 1862, 2483, 2527, 2674, 3458, 3629, 4693, 4966, 5054, 7258, 9359, 9386, 12103, 17381, 17689, 18718, 24206, 25403, 32851, 34762, 35378, 47177, 50806, 65702, 68951, 94354, 121667, 137902, 177821, 229957, 243334, 330239, 355642, 459914, 482657, 660478, 896363, 965314, 1792726, 2311673, 3378599, 4623346, 6274541, 6757198, 12549082, 43921787, 87843574]

約数ペア:

[(1, 87843574), (2, 43921787), (7, 12549082), (13, 6757198), (14, 6274541), (19, 4623346), (26, 3378599), (38, 2311673), (49, 1792726), (91, 965314), (98, 896363), (133, 660478), (182, 482657), (191, 459914), (247, 355642), (266, 330239), (361, 243334), (382, 229957), (494, 177821), (637, 137902), (722, 121667), (931, 94354), (1274, 68951), (1337, 65702), (1729, 50806), (1862, 47177), (2483, 35378), (2527, 34762), (2674, 32851), (3458, 25403), (3629, 24206), (4693, 18718), (4966, 17689), (5054, 17381), (7258, 12103), (9359, 9386)]