2787974925

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{70537}}^1$

素因数の和:70598

約数の個数: 48

約数和(自身を含む): 5038106112

約数和(自身を除く): 2250131187

約数列:

[1, 3, 5, 15, 17, 25, 31, 51, 75, 85, 93, 155, 255, 425, 465, 527, 775, 1275, 1581, 2325, 2635, 7905, 13175, 39525, 70537, 211611, 352685, 1058055, 1199129, 1763425, 2186647, 3597387, 5290275, 5995645, 6559941, 10933235, 17986935, 29978225, 32799705, 37172999, 54666175, 89934675, 111518997, 163998525, 185864995, 557594985, 929324975, 2787974925]

約数ペア:

[(1, 2787974925), (3, 929324975), (5, 557594985), (15, 185864995), (17, 163998525), (25, 111518997), (31, 89934675), (51, 54666175), (75, 37172999), (85, 32799705), (93, 29978225), (155, 17986935), (255, 10933235), (425, 6559941), (465, 5995645), (527, 5290275), (775, 3597387), (1275, 2186647), (1581, 1763425), (2325, 1199129), (2635, 1058055), (7905, 352685), (13175, 211611), (39525, 70537)]