28728966

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{229}}^1$

素因数の和:373

約数の個数: 64

約数和(自身を含む): 68889600

約数和(自身を除く): 40160634

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 103, 174, 203, 206, 229, 309, 406, 458, 609, 618, 687, 721, 1218, 1374, 1442, 1603, 2163, 2987, 3206, 4326, 4809, 5974, 6641, 8961, 9618, 13282, 17922, 19923, 20909, 23587, 39846, 41818, 46487, 47174, 62727, 70761, 92974, 125454, 139461, 141522, 165109, 278922, 330218, 495327, 684023, 990654, 1368046, 2052069, 4104138, 4788161, 9576322, 14364483, 28728966]

約数ペア:

[(1, 28728966), (2, 14364483), (3, 9576322), (6, 4788161), (7, 4104138), (14, 2052069), (21, 1368046), (29, 990654), (42, 684023), (58, 495327), (87, 330218), (103, 278922), (174, 165109), (203, 141522), (206, 139461), (229, 125454), (309, 92974), (406, 70761), (458, 62727), (609, 47174), (618, 46487), (687, 41818), (721, 39846), (1218, 23587), (1374, 20909), (1442, 19923), (1603, 17922), (2163, 13282), (2987, 9618), (3206, 8961), (4326, 6641), (4809, 5974)]