28949505

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4789}}^1$

素因数の和:4841

約数の個数: 32

約数和(自身を含む): 51502080

約数和(自身を除く): 22552575

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 155, 195, 403, 465, 1209, 2015, 4789, 6045, 14367, 23945, 62257, 71835, 148459, 186771, 311285, 445377, 742295, 933855, 1929967, 2226885, 5789901, 9649835, 28949505]

約数ペア:

[(1, 28949505), (3, 9649835), (5, 5789901), (13, 2226885), (15, 1929967), (31, 933855), (39, 742295), (65, 445377), (93, 311285), (155, 186771), (195, 148459), (403, 71835), (465, 62257), (1209, 23945), (2015, 14367), (4789, 6045)]