438563944

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19433}}^1$

素因数の和:19490

約数の個数: 64

約数和(自身を含む): 1044771840

約数和(自身を除く): 606207896

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 182, 217, 248, 364, 403, 434, 728, 806, 868, 1612, 1736, 2821, 3224, 5642, 11284, 19433, 22568, 38866, 77732, 136031, 155464, 252629, 272062, 505258, 544124, 602423, 1010516, 1088248, 1204846, 1768403, 2021032, 2409692, 3536806, 4216961, 4819384, 7073612, 7831499, 8433922, 14147224, 15662998, 16867844, 31325996, 33735688, 54820493, 62651992, 109640986, 219281972, 438563944]

約数ペア:

[(1, 438563944), (2, 219281972), (4, 109640986), (7, 62651992), (8, 54820493), (13, 33735688), (14, 31325996), (26, 16867844), (28, 15662998), (31, 14147224), (52, 8433922), (56, 7831499), (62, 7073612), (91, 4819384), (104, 4216961), (124, 3536806), (182, 2409692), (217, 2021032), (248, 1768403), (364, 1204846), (403, 1088248), (434, 1010516), (728, 602423), (806, 544124), (868, 505258), (1612, 272062), (1736, 252629), (2821, 155464), (3224, 136031), (5642, 77732), (11284, 38866), (19433, 22568)]