198749012

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{6389}}^1$

素因数の和:6512

約数の個数: 48

約数和(自身を含む): 437996160

約数和(自身を除く): 239247148

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 101, 154, 202, 308, 404, 707, 1111, 1414, 2222, 2828, 4444, 6389, 7777, 12778, 15554, 25556, 31108, 44723, 70279, 89446, 140558, 178892, 281116, 491953, 645289, 983906, 1290578, 1967812, 2581156, 4517023, 7098179, 9034046, 14196358, 18068092, 28392716, 49687253, 99374506, 198749012]

約数ペア:

[(1, 198749012), (2, 99374506), (4, 49687253), (7, 28392716), (11, 18068092), (14, 14196358), (22, 9034046), (28, 7098179), (44, 4517023), (77, 2581156), (101, 1967812), (154, 1290578), (202, 983906), (308, 645289), (404, 491953), (707, 281116), (1111, 178892), (1414, 140558), (2222, 89446), (2828, 70279), (4444, 44723), (6389, 31108), (7777, 25556), (12778, 15554)]