39973934

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{487}}^1$

素因数の和:561

約数の個数: 64

約数和(自身を含む): 82639872

約数和(自身を除く): 42665938

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 41, 77, 82, 91, 143, 154, 182, 286, 287, 451, 487, 533, 574, 902, 974, 1001, 1066, 2002, 3157, 3409, 3731, 5357, 5863, 6314, 6331, 6818, 7462, 10714, 11726, 12662, 19967, 37499, 39934, 41041, 44317, 69641, 74998, 82082, 88634, 139282, 139769, 219637, 259571, 279538, 439274, 487487, 519142, 974974, 1537459, 1816997, 2855281, 3074918, 3633994, 5710562, 19986967, 39973934]

約数ペア:

[(1, 39973934), (2, 19986967), (7, 5710562), (11, 3633994), (13, 3074918), (14, 2855281), (22, 1816997), (26, 1537459), (41, 974974), (77, 519142), (82, 487487), (91, 439274), (143, 279538), (154, 259571), (182, 219637), (286, 139769), (287, 139282), (451, 88634), (487, 82082), (533, 74998), (574, 69641), (902, 44317), (974, 41041), (1001, 39934), (1066, 37499), (2002, 19967), (3157, 12662), (3409, 11726), (3731, 10714), (5357, 7462), (5863, 6818), (6314, 6331)]