201359985

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{317}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 356078592

約数和(自身を除く): 154718607

約数列:

[1, 3, 5, 15, 17, 47, 51, 53, 85, 141, 159, 235, 255, 265, 317, 705, 795, 799, 901, 951, 1585, 2397, 2491, 2703, 3995, 4505, 4755, 5389, 7473, 11985, 12455, 13515, 14899, 16167, 16801, 26945, 37365, 42347, 44697, 50403, 74495, 80835, 84005, 127041, 211735, 223485, 252015, 253283, 285617, 635205, 759849, 789647, 856851, 1266415, 1428085, 2368941, 3799245, 3948235, 4284255, 11844705, 13423999, 40271997, 67119995, 201359985]

約数ペア:

[(1, 201359985), (3, 67119995), (5, 40271997), (15, 13423999), (17, 11844705), (47, 4284255), (51, 3948235), (53, 3799245), (85, 2368941), (141, 1428085), (159, 1266415), (235, 856851), (255, 789647), (265, 759849), (317, 635205), (705, 285617), (795, 253283), (799, 252015), (901, 223485), (951, 211735), (1585, 127041), (2397, 84005), (2491, 80835), (2703, 74495), (3995, 50403), (4505, 44697), (4755, 42347), (5389, 37365), (7473, 26945), (11985, 16801), (12455, 16167), (13515, 14899)]