27720384153

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^2\times {\mathrm{277}}^1$

素因数の和:619

約数の個数: 96

約数和(自身を含む): 49005573120

約数和(自身を除く): 21285188967

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 151, 209, 231, 277, 399, 453, 627, 831, 1057, 1463, 1661, 1939, 2869, 3047, 3171, 4389, 4983, 5263, 5817, 8607, 9141, 11627, 15789, 20083, 21329, 22801, 31559, 34881, 36841, 41827, 57893, 60249, 63987, 68403, 94677, 110523, 125481, 159607, 173679, 220913, 250811, 292789, 405251, 433219, 460097, 478821, 662739, 752433, 794713, 878367, 1215753, 1299657, 1380291, 1755677, 2384139, 3032533, 3220679, 4765409, 5267031, 5562991, 6315877, 8741843, 9097599, 9662037, 14296227, 16688973, 18947631, 26225529, 33357863, 44211139, 61192901, 69474647, 100073589, 120001663, 132633417, 183578703, 208423941, 360004989, 486322529, 840011641, 1320018293, 1458967587, 2520034923, 3960054879, 9240128051, 27720384153]

約数ペア:

[(1, 27720384153), (3, 9240128051), (7, 3960054879), (11, 2520034923), (19, 1458967587), (21, 1320018293), (33, 840011641), (57, 486322529), (77, 360004989), (133, 208423941), (151, 183578703), (209, 132633417), (231, 120001663), (277, 100073589), (399, 69474647), (453, 61192901), (627, 44211139), (831, 33357863), (1057, 26225529), (1463, 18947631), (1661, 16688973), (1939, 14296227), (2869, 9662037), (3047, 9097599), (3171, 8741843), (4389, 6315877), (4983, 5562991), (5263, 5267031), (5817, 4765409), (8607, 3220679), (9141, 3032533), (11627, 2384139), (15789, 1755677), (20083, 1380291), (21329, 1299657), (22801, 1215753), (31559, 878367), (34881, 794713), (36841, 752433), (41827, 662739), (57893, 478821), (60249, 460097), (63987, 433219), (68403, 405251), (94677, 292789), (110523, 250811), (125481, 220913), (159607, 173679)]