86742929

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{317}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 111691776

約数和(自身を除く): 24948847

約数列:

[1, 7, 13, 31, 91, 97, 217, 317, 403, 679, 1261, 2219, 2821, 3007, 4121, 8827, 9827, 21049, 28847, 30749, 39091, 68789, 127751, 215243, 273637, 399737, 894257, 953219, 2798159, 6672533, 12391847, 86742929]

約数ペア:

[(1, 86742929), (7, 12391847), (13, 6672533), (31, 2798159), (91, 953219), (97, 894257), (217, 399737), (317, 273637), (403, 215243), (679, 127751), (1261, 68789), (2219, 39091), (2821, 30749), (3007, 28847), (4121, 21049), (8827, 9827)]