3198555

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:105

約数の個数: 64

約数和(自身を含む): 6336000

約数和(自身を除く): 3137445

約数列:

[1, 3, 5, 9, 15, 19, 27, 29, 43, 45, 57, 87, 95, 129, 135, 145, 171, 215, 261, 285, 387, 435, 513, 551, 645, 783, 817, 855, 1161, 1247, 1305, 1653, 1935, 2451, 2565, 2755, 3741, 3915, 4085, 4959, 5805, 6235, 7353, 8265, 11223, 12255, 14877, 18705, 22059, 23693, 24795, 33669, 36765, 56115, 71079, 74385, 110295, 118465, 168345, 213237, 355395, 639711, 1066185, 3198555]

約数ペア:

[(1, 3198555), (3, 1066185), (5, 639711), (9, 355395), (15, 213237), (19, 168345), (27, 118465), (29, 110295), (43, 74385), (45, 71079), (57, 56115), (87, 36765), (95, 33669), (129, 24795), (135, 23693), (145, 22059), (171, 18705), (215, 14877), (261, 12255), (285, 11223), (387, 8265), (435, 7353), (513, 6235), (551, 5805), (645, 4959), (783, 4085), (817, 3915), (855, 3741), (1161, 2755), (1247, 2565), (1305, 2451), (1653, 1935)]