128505894

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{541}}^1$

素因数の和:677

約数の個数: 64

約数和(自身を含む): 290338560

約数和(自身を除く): 161832666

約数列:

[1, 2, 3, 6, 11, 22, 33, 59, 61, 66, 118, 122, 177, 183, 354, 366, 541, 649, 671, 1082, 1298, 1342, 1623, 1947, 2013, 3246, 3599, 3894, 4026, 5951, 7198, 10797, 11902, 17853, 21594, 31919, 33001, 35706, 39589, 63838, 66002, 79178, 95757, 99003, 118767, 191514, 198006, 237534, 351109, 363011, 702218, 726022, 1053327, 1089033, 1947059, 2106654, 2178066, 3894118, 5841177, 11682354, 21417649, 42835298, 64252947, 128505894]

約数ペア:

[(1, 128505894), (2, 64252947), (3, 42835298), (6, 21417649), (11, 11682354), (22, 5841177), (33, 3894118), (59, 2178066), (61, 2106654), (66, 1947059), (118, 1089033), (122, 1053327), (177, 726022), (183, 702218), (354, 363011), (366, 351109), (541, 237534), (649, 198006), (671, 191514), (1082, 118767), (1298, 99003), (1342, 95757), (1623, 79178), (1947, 66002), (2013, 63838), (3246, 39589), (3599, 35706), (3894, 33001), (4026, 31919), (5951, 21594), (7198, 17853), (10797, 11902)]