1668049131

素因数分解:

$3^1\times 7^4\times {\mathrm{367}}^1\times {\mathrm{631}}^1$

素因数の和:1029

約数の個数: 40

約数和(自身を含む): 2605781504

約数和(自身を除く): 937732373

約数列:

[1, 3, 7, 21, 49, 147, 343, 367, 631, 1029, 1101, 1893, 2401, 2569, 4417, 7203, 7707, 13251, 17983, 30919, 53949, 92757, 125881, 216433, 231577, 377643, 649299, 694731, 881167, 1515031, 1621039, 2643501, 4545093, 4863117, 11347273, 34041819, 79430911, 238292733, 556016377, 1668049131]

約数ペア:

[(1, 1668049131), (3, 556016377), (7, 238292733), (21, 79430911), (49, 34041819), (147, 11347273), (343, 4863117), (367, 4545093), (631, 2643501), (1029, 1621039), (1101, 1515031), (1893, 881167), (2401, 694731), (2569, 649299), (4417, 377643), (7203, 231577), (7707, 216433), (13251, 125881), (17983, 92757), (30919, 53949)]