391036653

素因数分解:

$3^4\times 7^1\times {\mathrm{593}}^1\times {\mathrm{1163}}^1$

素因数の和:1775

約数の個数: 40

約数和(自身を含む): 669290688

約数和(自身を除く): 278254035

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 593, 1163, 1779, 3489, 4151, 5337, 8141, 10467, 12453, 16011, 24423, 31401, 37359, 48033, 73269, 94203, 112077, 219807, 336231, 659421, 689659, 2068977, 4827613, 6206931, 14482839, 18620793, 43448517, 55862379, 130345551, 391036653]

約数ペア:

[(1, 391036653), (3, 130345551), (7, 55862379), (9, 43448517), (21, 18620793), (27, 14482839), (63, 6206931), (81, 4827613), (189, 2068977), (567, 689659), (593, 659421), (1163, 336231), (1779, 219807), (3489, 112077), (4151, 94203), (5337, 73269), (8141, 48033), (10467, 37359), (12453, 31401), (16011, 24423)]