30731844

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17909}}^1$

素因数の和:17940

約数の個数: 48

約数和(自身を含む): 84248640

約数和(自身を除く): 53516796

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 429, 572, 858, 1716, 17909, 35818, 53727, 71636, 107454, 196999, 214908, 232817, 393998, 465634, 590997, 698451, 787996, 931268, 1181994, 1396902, 2363988, 2560987, 2793804, 5121974, 7682961, 10243948, 15365922, 30731844]

約数ペア:

[(1, 30731844), (2, 15365922), (3, 10243948), (4, 7682961), (6, 5121974), (11, 2793804), (12, 2560987), (13, 2363988), (22, 1396902), (26, 1181994), (33, 931268), (39, 787996), (44, 698451), (52, 590997), (66, 465634), (78, 393998), (132, 232817), (143, 214908), (156, 196999), (286, 107454), (429, 71636), (572, 53727), (858, 35818), (1716, 17909)]