28588252

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{919}}^1$

素因数の和:1042

約数の個数: 48

約数和(自身を含む): 63060480

約数和(自身を除く): 34472228

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 101, 154, 202, 308, 404, 707, 919, 1111, 1414, 1838, 2222, 2828, 3676, 4444, 6433, 7777, 10109, 12866, 15554, 20218, 25732, 31108, 40436, 70763, 92819, 141526, 185638, 283052, 371276, 649733, 1021009, 1299466, 2042018, 2598932, 4084036, 7147063, 14294126, 28588252]

約数ペア:

[(1, 28588252), (2, 14294126), (4, 7147063), (7, 4084036), (11, 2598932), (14, 2042018), (22, 1299466), (28, 1021009), (44, 649733), (77, 371276), (101, 283052), (154, 185638), (202, 141526), (308, 92819), (404, 70763), (707, 40436), (919, 31108), (1111, 25732), (1414, 20218), (1838, 15554), (2222, 12866), (2828, 10109), (3676, 7777), (4444, 6433)]