68728218

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{21491}}^1$

素因数の和:21550

約数の個数: 32

約数和(自身を含む): 151647552

約数和(自身を除く): 82919334

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 78, 82, 123, 246, 533, 1066, 1599, 3198, 21491, 42982, 64473, 128946, 279383, 558766, 838149, 881131, 1676298, 1762262, 2643393, 5286786, 11454703, 22909406, 34364109, 68728218]

約数ペア:

[(1, 68728218), (2, 34364109), (3, 22909406), (6, 11454703), (13, 5286786), (26, 2643393), (39, 1762262), (41, 1676298), (78, 881131), (82, 838149), (123, 558766), (246, 279383), (533, 128946), (1066, 64473), (1599, 42982), (3198, 21491)]