221436710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^2\times {\mathrm{541}}^1$

素因数の和:681

約数の個数: 48

約数和(自身を含む): 442883376

約数和(自身を除く): 221446666

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 110, 122, 305, 541, 610, 671, 1082, 1342, 2705, 3355, 3721, 5410, 5951, 6710, 7442, 11902, 18605, 29755, 33001, 37210, 40931, 59510, 66002, 81862, 165005, 204655, 330010, 363011, 409310, 726022, 1815055, 2013061, 3630110, 4026122, 10065305, 20130610, 22143671, 44287342, 110718355, 221436710]

約数ペア:

[(1, 221436710), (2, 110718355), (5, 44287342), (10, 22143671), (11, 20130610), (22, 10065305), (55, 4026122), (61, 3630110), (110, 2013061), (122, 1815055), (305, 726022), (541, 409310), (610, 363011), (671, 330010), (1082, 204655), (1342, 165005), (2705, 81862), (3355, 66002), (3721, 59510), (5410, 40931), (5951, 37210), (6710, 33001), (7442, 29755), (11902, 18605)]