2178117535

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{4177}}^1$

素因数の和:4711

約数の個数: 32

約数和(自身を含む): 3008160000

約数和(自身を除く): 830042465

約数列:

[1, 5, 11, 19, 55, 95, 209, 499, 1045, 2495, 4177, 5489, 9481, 20885, 27445, 45947, 47405, 79363, 104291, 229735, 396815, 521455, 872993, 2084323, 4364965, 10421615, 22927553, 39602137, 114637765, 198010685, 435623507, 2178117535]

約数ペア:

[(1, 2178117535), (5, 435623507), (11, 198010685), (19, 114637765), (55, 39602137), (95, 22927553), (209, 10421615), (499, 4364965), (1045, 2084323), (2495, 872993), (4177, 521455), (5489, 396815), (9481, 229735), (20885, 104291), (27445, 79363), (45947, 47405)]