13802805

素因数分解:

$3^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1$

素因数の和:387

約数の個数: 40

約数和(自身を含む): 25012152

約数和(自身を除く): 11209347

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 173, 197, 405, 519, 591, 865, 985, 1557, 1773, 2595, 2955, 4671, 5319, 7785, 8865, 14013, 15957, 23355, 26595, 34081, 70065, 79785, 102243, 170405, 306729, 511215, 920187, 1533645, 2760561, 4600935, 13802805]

約数ペア:

[(1, 13802805), (3, 4600935), (5, 2760561), (9, 1533645), (15, 920187), (27, 511215), (45, 306729), (81, 170405), (135, 102243), (173, 79785), (197, 70065), (405, 34081), (519, 26595), (591, 23355), (865, 15957), (985, 14013), (1557, 8865), (1773, 7785), (2595, 5319), (2955, 4671)]