508743753

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{9173}}^1$

素因数の和:9341

約数の個数: 32

約数和(自身を含む): 821990400

約数和(自身を除く): 313246647

約数列:

[1, 3, 7, 19, 21, 57, 133, 139, 399, 417, 973, 2641, 2919, 7923, 9173, 18487, 27519, 55461, 64211, 174287, 192633, 522861, 1220009, 1275047, 3660027, 3825141, 8925329, 24225893, 26775987, 72677679, 169581251, 508743753]

約数ペア:

[(1, 508743753), (3, 169581251), (7, 72677679), (19, 26775987), (21, 24225893), (57, 8925329), (133, 3825141), (139, 3660027), (399, 1275047), (417, 1220009), (973, 522861), (2641, 192633), (2919, 174287), (7923, 64211), (9173, 55461), (18487, 27519)]