38746407

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 63612000

約数和(自身を除く): 24865593

約数列:

[1, 3, 7, 21, 29, 49, 61, 87, 147, 149, 183, 203, 427, 447, 609, 1043, 1281, 1421, 1769, 2989, 3129, 4263, 4321, 5307, 7301, 8967, 9089, 12383, 12963, 21903, 27267, 30247, 37149, 63623, 86681, 90741, 190869, 211729, 260043, 263581, 445361, 635187, 790743, 1336083, 1845067, 5535201, 12915469, 38746407]

約数ペア:

[(1, 38746407), (3, 12915469), (7, 5535201), (21, 1845067), (29, 1336083), (49, 790743), (61, 635187), (87, 445361), (147, 263581), (149, 260043), (183, 211729), (203, 190869), (427, 90741), (447, 86681), (609, 63623), (1043, 37149), (1281, 30247), (1421, 27267), (1769, 21903), (2989, 12963), (3129, 12383), (4263, 9089), (4321, 8967), (5307, 7301)]