161910012

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{2999}}^1$

素因数の和:3426

約数の個数: 48

約数和(自身を含む): 413280000

約数和(自身を除く): 251369988

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 409, 818, 1227, 1636, 2454, 2999, 4499, 4908, 5998, 8997, 8998, 11996, 13497, 17994, 17996, 26994, 32989, 35988, 53988, 65978, 98967, 131956, 197934, 395868, 1226591, 2453182, 3679773, 4906364, 7359546, 13492501, 14719092, 26985002, 40477503, 53970004, 80955006, 161910012]

約数ペア:

[(1, 161910012), (2, 80955006), (3, 53970004), (4, 40477503), (6, 26985002), (11, 14719092), (12, 13492501), (22, 7359546), (33, 4906364), (44, 3679773), (66, 2453182), (132, 1226591), (409, 395868), (818, 197934), (1227, 131956), (1636, 98967), (2454, 65978), (2999, 53988), (4499, 35988), (4908, 32989), (5998, 26994), (8997, 17996), (8998, 17994), (11996, 13497)]