291230056

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{65123}}^1$

素因数の和:65185

約数の個数: 32

約数和(自身を含む): 601745760

約数和(自身を除く): 310515704

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 65123, 130246, 260492, 520984, 846599, 1693198, 2800289, 3386396, 5600578, 6772792, 11201156, 22402312, 36403757, 72807514, 145615028, 291230056]

約数ペア:

[(1, 291230056), (2, 145615028), (4, 72807514), (8, 36403757), (13, 22402312), (26, 11201156), (43, 6772792), (52, 5600578), (86, 3386396), (104, 2800289), (172, 1693198), (344, 846599), (559, 520984), (1118, 260492), (2236, 130246), (4472, 65123)]