201973330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{6967}}^1$

素因数の和:7210

約数の個数: 32

約数和(自身を含む): 393329664

約数和(自身を除く): 191356334

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 223, 446, 1115, 2230, 2899, 5798, 6967, 13934, 14495, 28990, 34835, 69670, 90571, 181142, 452855, 905710, 1553641, 3107282, 7768205, 15536410, 20197333, 40394666, 100986665, 201973330]

約数ペア:

[(1, 201973330), (2, 100986665), (5, 40394666), (10, 20197333), (13, 15536410), (26, 7768205), (65, 3107282), (130, 1553641), (223, 905710), (446, 452855), (1115, 181142), (2230, 90571), (2899, 69670), (5798, 34835), (6967, 28990), (13934, 14495)]