28744443

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11699}}^1$

素因数の和:11728

約数の個数: 32

約数和(自身を含む): 52416000

約数和(自身を除く): 23671557

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 11699, 35097, 81893, 105291, 152087, 245679, 315873, 456261, 737037, 1064609, 1368783, 2211111, 3193827, 4106349, 9581481, 28744443]

約数ペア:

[(1, 28744443), (3, 9581481), (7, 4106349), (9, 3193827), (13, 2211111), (21, 1368783), (27, 1064609), (39, 737037), (63, 456261), (91, 315873), (117, 245679), (189, 152087), (273, 105291), (351, 81893), (819, 35097), (2457, 11699)]