71398665

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:292

約数の個数: 80

約数和(自身を含む): 140507136

約数和(自身を除く): 69108471

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 71, 81, 117, 135, 191, 195, 213, 351, 355, 405, 573, 585, 639, 923, 955, 1053, 1065, 1719, 1755, 1917, 2483, 2769, 2865, 3195, 4615, 5157, 5265, 5751, 7449, 8307, 8595, 9585, 12415, 13561, 13845, 15471, 22347, 24921, 25785, 28755, 37245, 40683, 41535, 67041, 67805, 74763, 77355, 111735, 122049, 124605, 176293, 201123, 203415, 335205, 366147, 373815, 528879, 610245, 881465, 1005615, 1098441, 1586637, 1830735, 2644395, 4759911, 5492205, 7933185, 14279733, 23799555, 71398665]

約数ペア:

[(1, 71398665), (3, 23799555), (5, 14279733), (9, 7933185), (13, 5492205), (15, 4759911), (27, 2644395), (39, 1830735), (45, 1586637), (65, 1098441), (71, 1005615), (81, 881465), (117, 610245), (135, 528879), (191, 373815), (195, 366147), (213, 335205), (351, 203415), (355, 201123), (405, 176293), (573, 124605), (585, 122049), (639, 111735), (923, 77355), (955, 74763), (1053, 67805), (1065, 67041), (1719, 41535), (1755, 40683), (1917, 37245), (2483, 28755), (2769, 25785), (2865, 24921), (3195, 22347), (4615, 15471), (5157, 13845), (5265, 13561), (5751, 12415), (7449, 9585), (8307, 8595)]