749673981

素因数分解:

$3^3\times 7^2\times {\mathrm{149}}^1\times {\mathrm{3803}}^1$

素因数の和:3975

約数の個数: 48

約数和(自身を含む): 1300968000

約数和(自身を除く): 551294019

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 149, 189, 441, 447, 1043, 1323, 1341, 3129, 3803, 4023, 7301, 9387, 11409, 21903, 26621, 28161, 34227, 65709, 79863, 102681, 186347, 197127, 239589, 559041, 566647, 718767, 1677123, 1699941, 3966529, 5031369, 5099823, 11899587, 15299469, 27765703, 35698761, 83297109, 107096283, 249891327, 749673981]

約数ペア:

[(1, 749673981), (3, 249891327), (7, 107096283), (9, 83297109), (21, 35698761), (27, 27765703), (49, 15299469), (63, 11899587), (147, 5099823), (149, 5031369), (189, 3966529), (441, 1699941), (447, 1677123), (1043, 718767), (1323, 566647), (1341, 559041), (3129, 239589), (3803, 197127), (4023, 186347), (7301, 102681), (9387, 79863), (11409, 65709), (21903, 34227), (26621, 28161)]