71920035

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2549}}^1$

素因数の和:2593

約数の個数: 64

約数和(自身を含む): 146880000

約数和(自身を除く): 74959965

約数列:

[1, 3, 5, 9, 11, 15, 19, 27, 33, 45, 55, 57, 95, 99, 135, 165, 171, 209, 285, 297, 495, 513, 627, 855, 1045, 1485, 1881, 2549, 2565, 3135, 5643, 7647, 9405, 12745, 22941, 28039, 28215, 38235, 48431, 68823, 84117, 114705, 140195, 145293, 242155, 252351, 344115, 420585, 435879, 532741, 726465, 757053, 1261755, 1307637, 1598223, 2179395, 2663705, 3785265, 4794669, 6538185, 7991115, 14384007, 23973345, 71920035]

約数ペア:

[(1, 71920035), (3, 23973345), (5, 14384007), (9, 7991115), (11, 6538185), (15, 4794669), (19, 3785265), (27, 2663705), (33, 2179395), (45, 1598223), (55, 1307637), (57, 1261755), (95, 757053), (99, 726465), (135, 532741), (165, 435879), (171, 420585), (209, 344115), (285, 252351), (297, 242155), (495, 145293), (513, 140195), (627, 114705), (855, 84117), (1045, 68823), (1485, 48431), (1881, 38235), (2549, 28215), (2565, 28039), (3135, 22941), (5643, 12745), (7647, 9405)]