201245031

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:273

約数の個数: 72

約数和(自身を含む): 342918576

約数和(自身を除く): 141673545

約数列:

[1, 3, 9, 13, 17, 39, 43, 51, 117, 129, 153, 169, 181, 221, 387, 507, 543, 559, 663, 731, 1521, 1629, 1677, 1989, 2193, 2353, 2873, 3077, 5031, 6579, 7059, 7267, 7783, 8619, 9231, 9503, 21177, 21801, 23349, 25857, 27693, 28509, 30589, 40001, 65403, 70047, 85527, 91767, 101179, 120003, 123539, 132311, 275301, 303537, 360009, 370617, 396933, 520013, 910611, 1111851, 1190799, 1315327, 1560039, 1720043, 3945981, 4680117, 5160129, 11837943, 15480387, 22360559, 67081677, 201245031]

約数ペア:

[(1, 201245031), (3, 67081677), (9, 22360559), (13, 15480387), (17, 11837943), (39, 5160129), (43, 4680117), (51, 3945981), (117, 1720043), (129, 1560039), (153, 1315327), (169, 1190799), (181, 1111851), (221, 910611), (387, 520013), (507, 396933), (543, 370617), (559, 360009), (663, 303537), (731, 275301), (1521, 132311), (1629, 123539), (1677, 120003), (1989, 101179), (2193, 91767), (2353, 85527), (2873, 70047), (3077, 65403), (5031, 40001), (6579, 30589), (7059, 28509), (7267, 27693), (7783, 25857), (8619, 23349), (9231, 21801), (9503, 21177)]