1978236

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{1409}}^1$

素因数の和:1435

約数の個数: 48

約数和(自身を含む): 5527200

約数和(自身を除く): 3548964

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 1409, 2818, 4227, 5636, 8454, 12681, 16908, 18317, 25362, 36634, 38043, 50724, 54951, 73268, 76086, 109902, 152172, 164853, 219804, 329706, 494559, 659412, 989118, 1978236]

約数ペア:

[(1, 1978236), (2, 989118), (3, 659412), (4, 494559), (6, 329706), (9, 219804), (12, 164853), (13, 152172), (18, 109902), (26, 76086), (27, 73268), (36, 54951), (39, 50724), (52, 38043), (54, 36634), (78, 25362), (108, 18317), (117, 16908), (156, 12681), (234, 8454), (351, 5636), (468, 4227), (702, 2818), (1404, 1409)]