3928905

素因数分解:

$3^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:215

約数の個数: 40

約数和(自身を含む): 7187400

約数和(自身を除く): 3258495

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 89, 109, 135, 267, 327, 405, 445, 545, 801, 981, 1335, 1635, 2403, 2943, 4005, 4905, 7209, 8829, 9701, 12015, 14715, 29103, 36045, 44145, 48505, 87309, 145515, 261927, 436545, 785781, 1309635, 3928905]

約数ペア:

[(1, 3928905), (3, 1309635), (5, 785781), (9, 436545), (15, 261927), (27, 145515), (45, 87309), (81, 48505), (89, 44145), (109, 36045), (135, 29103), (267, 14715), (327, 12015), (405, 9701), (445, 8829), (545, 7209), (801, 4905), (981, 4005), (1335, 2943), (1635, 2403)]