1340235

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:132

約数の個数: 48

約数和(自身を含む): 2620800

約数和(自身を除く): 1280565

約数列:

[1, 3, 5, 9, 13, 15, 29, 39, 45, 65, 79, 87, 117, 145, 195, 237, 261, 377, 395, 435, 585, 711, 1027, 1131, 1185, 1305, 1885, 2291, 3081, 3393, 3555, 5135, 5655, 6873, 9243, 11455, 15405, 16965, 20619, 29783, 34365, 46215, 89349, 103095, 148915, 268047, 446745, 1340235]

約数ペア:

[(1, 1340235), (3, 446745), (5, 268047), (9, 148915), (13, 103095), (15, 89349), (29, 46215), (39, 34365), (45, 29783), (65, 20619), (79, 16965), (87, 15405), (117, 11455), (145, 9243), (195, 6873), (237, 5655), (261, 5135), (377, 3555), (395, 3393), (435, 3081), (585, 2291), (711, 1885), (1027, 1305), (1131, 1185)]