51173070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131213}}^1$

素因数の和:131236

約数の個数: 32

約数和(自身を含む): 132263712

約数和(自身を除く): 81090642

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 131213, 262426, 393639, 656065, 787278, 1312130, 1705769, 1968195, 3411538, 3936390, 5117307, 8528845, 10234614, 17057690, 25586535, 51173070]

約数ペア:

[(1, 51173070), (2, 25586535), (3, 17057690), (5, 10234614), (6, 8528845), (10, 5117307), (13, 3936390), (15, 3411538), (26, 1968195), (30, 1705769), (39, 1312130), (65, 787278), (78, 656065), (130, 393639), (195, 262426), (390, 131213)]