313397345

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 399168000

約数和(自身を除く): 85770655

約数列:

[1, 5, 29, 79, 109, 145, 251, 395, 545, 1255, 2291, 3161, 7279, 8611, 11455, 15805, 19829, 27359, 36395, 43055, 99145, 136795, 249719, 575041, 793411, 1248595, 2161361, 2875205, 3967055, 10806805, 62679469, 313397345]

約数ペア:

[(1, 313397345), (5, 62679469), (29, 10806805), (79, 3967055), (109, 2875205), (145, 2161361), (251, 1248595), (395, 793411), (545, 575041), (1255, 249719), (2291, 136795), (3161, 99145), (7279, 43055), (8611, 36395), (11455, 27359), (15805, 19829)]