28837515

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11941}}^1$

素因数の和:11979

約数の個数: 32

約数和(自身を含む): 55028736

約数和(自身を除く): 26191221

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 11941, 35823, 59705, 83587, 179115, 250761, 274643, 417935, 823929, 1253805, 1373215, 1922501, 4119645, 5767503, 9612505, 28837515]

約数ペア:

[(1, 28837515), (3, 9612505), (5, 5767503), (7, 4119645), (15, 1922501), (21, 1373215), (23, 1253805), (35, 823929), (69, 417935), (105, 274643), (115, 250761), (161, 179115), (345, 83587), (483, 59705), (805, 35823), (2415, 11941)]