3978315

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:94

約数の個数: 80

約数和(自身を含む): 8363520

約数和(自身を除く): 4385205

約数列:

[1, 3, 5, 9, 11, 15, 19, 27, 33, 45, 47, 55, 57, 81, 95, 99, 135, 141, 165, 171, 209, 235, 285, 297, 405, 423, 495, 513, 517, 627, 705, 855, 891, 893, 1045, 1269, 1485, 1539, 1551, 1881, 2115, 2565, 2585, 2679, 3135, 3807, 4455, 4465, 4653, 5643, 6345, 7695, 7755, 8037, 9405, 9823, 13395, 13959, 16929, 19035, 23265, 24111, 28215, 29469, 40185, 41877, 49115, 69795, 72333, 84645, 88407, 120555, 147345, 209385, 265221, 361665, 442035, 795663, 1326105, 3978315]

約数ペア:

[(1, 3978315), (3, 1326105), (5, 795663), (9, 442035), (11, 361665), (15, 265221), (19, 209385), (27, 147345), (33, 120555), (45, 88407), (47, 84645), (55, 72333), (57, 69795), (81, 49115), (95, 41877), (99, 40185), (135, 29469), (141, 28215), (165, 24111), (171, 23265), (209, 19035), (235, 16929), (285, 13959), (297, 13395), (405, 9823), (423, 9405), (495, 8037), (513, 7755), (517, 7695), (627, 6345), (705, 5643), (855, 4653), (891, 4465), (893, 4455), (1045, 3807), (1269, 3135), (1485, 2679), (1539, 2585), (1551, 2565), (1881, 2115)]