2003220747

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{691}}^1$

素因数の和:981

約数の個数: 64

約数和(自身を含む): 3332229120

約数和(自身を除く): 1329008373

約数列:

[1, 3, 9, 11, 27, 33, 43, 99, 129, 227, 297, 387, 473, 681, 691, 1161, 1419, 2043, 2073, 2497, 4257, 6129, 6219, 7491, 7601, 9761, 12771, 18657, 22473, 22803, 29283, 29713, 67419, 68409, 87849, 89139, 107371, 156857, 205227, 263547, 267417, 322113, 326843, 470571, 802251, 966339, 980529, 1411713, 1725427, 2899017, 2941587, 4235139, 5176281, 6744851, 8824761, 15528843, 20234553, 46586529, 60703659, 74193361, 182110977, 222580083, 667740249, 2003220747]

約数ペア:

[(1, 2003220747), (3, 667740249), (9, 222580083), (11, 182110977), (27, 74193361), (33, 60703659), (43, 46586529), (99, 20234553), (129, 15528843), (227, 8824761), (297, 6744851), (387, 5176281), (473, 4235139), (681, 2941587), (691, 2899017), (1161, 1725427), (1419, 1411713), (2043, 980529), (2073, 966339), (2497, 802251), (4257, 470571), (6129, 326843), (6219, 322113), (7491, 267417), (7601, 263547), (9761, 205227), (12771, 156857), (18657, 107371), (22473, 89139), (22803, 87849), (29283, 68409), (29713, 67419)]