28381554

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2677}}^1$

素因数の和:2735

約数の個数: 48

約数和(自身を含む): 66842880

約数和(自身を除く): 38461326

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 57, 62, 93, 114, 171, 186, 279, 342, 558, 589, 1178, 1767, 2677, 3534, 5301, 5354, 8031, 10602, 16062, 24093, 48186, 50863, 82987, 101726, 152589, 165974, 248961, 305178, 457767, 497922, 746883, 915534, 1493766, 1576753, 3153506, 4730259, 9460518, 14190777, 28381554]

約数ペア:

[(1, 28381554), (2, 14190777), (3, 9460518), (6, 4730259), (9, 3153506), (18, 1576753), (19, 1493766), (31, 915534), (38, 746883), (57, 497922), (62, 457767), (93, 305178), (114, 248961), (171, 165974), (186, 152589), (279, 101726), (342, 82987), (558, 50863), (589, 48186), (1178, 24093), (1767, 16062), (2677, 10602), (3534, 8031), (5301, 5354)]