16556490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2591}}^1$

素因数の和:2675

約数の個数: 48

約数和(自身を含む): 43670016

約数和(自身を除く): 27113526

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 2591, 3195, 5182, 6390, 7773, 12955, 15546, 23319, 25910, 38865, 46638, 77730, 116595, 183961, 233190, 367922, 551883, 919805, 1103766, 1655649, 1839610, 2759415, 3311298, 5518830, 8278245, 16556490]

約数ペア:

[(1, 16556490), (2, 8278245), (3, 5518830), (5, 3311298), (6, 2759415), (9, 1839610), (10, 1655649), (15, 1103766), (18, 919805), (30, 551883), (45, 367922), (71, 233190), (90, 183961), (142, 116595), (213, 77730), (355, 46638), (426, 38865), (639, 25910), (710, 23319), (1065, 15546), (1278, 12955), (2130, 7773), (2591, 6390), (3195, 5182)]