1653678

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:249

約数の個数: 48

約数和(自身を含む): 3983616

約数和(自身を除く): 2329938

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 37, 39, 74, 78, 111, 117, 191, 222, 234, 333, 382, 481, 573, 666, 962, 1146, 1443, 1719, 2483, 2886, 3438, 4329, 4966, 7067, 7449, 8658, 14134, 14898, 21201, 22347, 42402, 44694, 63603, 91871, 127206, 183742, 275613, 551226, 826839, 1653678]

約数ペア:

[(1, 1653678), (2, 826839), (3, 551226), (6, 275613), (9, 183742), (13, 127206), (18, 91871), (26, 63603), (37, 44694), (39, 42402), (74, 22347), (78, 21201), (111, 14898), (117, 14134), (191, 8658), (222, 7449), (234, 7067), (333, 4966), (382, 4329), (481, 3438), (573, 2886), (666, 2483), (962, 1719), (1146, 1443)]