31190886

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{557}}^1$

素因数の和:646

約数の個数: 64

約数和(自身を含む): 74727360

約数和(自身を除く): 43536474

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 61, 102, 122, 153, 183, 306, 366, 459, 549, 557, 918, 1037, 1098, 1114, 1647, 1671, 2074, 3111, 3294, 3342, 5013, 6222, 9333, 9469, 10026, 15039, 18666, 18938, 27999, 28407, 30078, 33977, 55998, 56814, 67954, 85221, 101931, 170442, 203862, 255663, 305793, 511326, 577609, 611586, 917379, 1155218, 1732827, 1834758, 3465654, 5198481, 10396962, 15595443, 31190886]

約数ペア:

[(1, 31190886), (2, 15595443), (3, 10396962), (6, 5198481), (9, 3465654), (17, 1834758), (18, 1732827), (27, 1155218), (34, 917379), (51, 611586), (54, 577609), (61, 511326), (102, 305793), (122, 255663), (153, 203862), (183, 170442), (306, 101931), (366, 85221), (459, 67954), (549, 56814), (557, 55998), (918, 33977), (1037, 30078), (1098, 28407), (1114, 27999), (1647, 18938), (1671, 18666), (2074, 15039), (3111, 10026), (3294, 9469), (3342, 9333), (5013, 6222)]