643788522

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{26711}}^1$

素因数の和:26835

約数の個数: 48

約数和(自身を含む): 1516814208

約数和(自身を除く): 873025686

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 103, 117, 206, 234, 309, 618, 927, 1339, 1854, 2678, 4017, 8034, 12051, 24102, 26711, 53422, 80133, 160266, 240399, 347243, 480798, 694486, 1041729, 2083458, 2751233, 3125187, 5502466, 6250374, 8253699, 16507398, 24761097, 35766029, 49522194, 71532058, 107298087, 214596174, 321894261, 643788522]

約数ペア:

[(1, 643788522), (2, 321894261), (3, 214596174), (6, 107298087), (9, 71532058), (13, 49522194), (18, 35766029), (26, 24761097), (39, 16507398), (78, 8253699), (103, 6250374), (117, 5502466), (206, 3125187), (234, 2751233), (309, 2083458), (618, 1041729), (927, 694486), (1339, 480798), (1854, 347243), (2678, 240399), (4017, 160266), (8034, 80133), (12051, 53422), (24102, 26711)]