18724095

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 36771840

約数和(自身を除く): 18047745

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 47, 65, 117, 135, 141, 195, 227, 235, 351, 423, 585, 611, 681, 705, 1135, 1269, 1755, 1833, 2043, 2115, 2951, 3055, 3405, 5499, 6129, 6345, 8853, 9165, 10215, 10669, 14755, 16497, 26559, 27495, 30645, 32007, 44265, 53345, 79677, 82485, 96021, 132795, 138697, 160035, 288063, 398385, 416091, 480105, 693485, 1248273, 1440315, 2080455, 3744819, 6241365, 18724095]

約数ペア:

[(1, 18724095), (3, 6241365), (5, 3744819), (9, 2080455), (13, 1440315), (15, 1248273), (27, 693485), (39, 480105), (45, 416091), (47, 398385), (65, 288063), (117, 160035), (135, 138697), (141, 132795), (195, 96021), (227, 82485), (235, 79677), (351, 53345), (423, 44265), (585, 32007), (611, 30645), (681, 27495), (705, 26559), (1135, 16497), (1269, 14755), (1755, 10669), (1833, 10215), (2043, 9165), (2115, 8853), (2951, 6345), (3055, 6129), (3405, 5499)]