72489249

素因数分解:

$3^4\times 7^1\times {\mathrm{173}}^1\times {\mathrm{739}}^1$

素因数の和:931

約数の個数: 40

約数和(自身を含む): 124639680

約数和(自身を除く): 52150431

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 173, 189, 519, 567, 739, 1211, 1557, 2217, 3633, 4671, 5173, 6651, 10899, 14013, 15519, 19953, 32697, 46557, 59859, 98091, 127847, 139671, 383541, 419013, 894929, 1150623, 2684787, 3451869, 8054361, 10355607, 24163083, 72489249]

約数ペア:

[(1, 72489249), (3, 24163083), (7, 10355607), (9, 8054361), (21, 3451869), (27, 2684787), (63, 1150623), (81, 894929), (173, 419013), (189, 383541), (519, 139671), (567, 127847), (739, 98091), (1211, 59859), (1557, 46557), (2217, 32697), (3633, 19953), (4671, 15519), (5173, 14013), (6651, 10899)]