193897977

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{823}}^1\times {\mathrm{863}}^1$

素因数の和:1709

約数の個数: 32

約数和(自身を含む): 318947328

約数和(自身を除く): 125049351

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 823, 863, 2469, 2589, 5761, 6041, 10699, 11219, 17283, 18123, 32097, 33657, 74893, 78533, 224679, 235599, 710249, 2130747, 4971743, 9233237, 14915229, 27699711, 64632659, 193897977]

約数ペア:

[(1, 193897977), (3, 64632659), (7, 27699711), (13, 14915229), (21, 9233237), (39, 4971743), (91, 2130747), (273, 710249), (823, 235599), (863, 224679), (2469, 78533), (2589, 74893), (5761, 33657), (6041, 32097), (10699, 18123), (11219, 17283)]