7220668

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 15805440

約数和(自身を除く): 8584772

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 83, 91, 166, 182, 239, 332, 364, 478, 581, 956, 1079, 1162, 1673, 2158, 2324, 3107, 3346, 4316, 6214, 6692, 7553, 12428, 15106, 19837, 21749, 30212, 39674, 43498, 79348, 86996, 138859, 257881, 277718, 515762, 555436, 1031524, 1805167, 3610334, 7220668]

約数ペア:

[(1, 7220668), (2, 3610334), (4, 1805167), (7, 1031524), (13, 555436), (14, 515762), (26, 277718), (28, 257881), (52, 138859), (83, 86996), (91, 79348), (166, 43498), (182, 39674), (239, 30212), (332, 21749), (364, 19837), (478, 15106), (581, 12428), (956, 7553), (1079, 6692), (1162, 6214), (1673, 4316), (2158, 3346), (2324, 3107)]