247303290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{4993}}^1$

素因数の和:5143

約数の個数: 64

約数和(自身を含む): 644345856

約数和(自身を除く): 397042566

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 127, 130, 195, 254, 381, 390, 635, 762, 1270, 1651, 1905, 3302, 3810, 4953, 4993, 8255, 9906, 9986, 14979, 16510, 24765, 24965, 29958, 49530, 49930, 64909, 74895, 129818, 149790, 194727, 324545, 389454, 634111, 649090, 973635, 1268222, 1902333, 1947270, 3170555, 3804666, 6341110, 8243443, 9511665, 16486886, 19023330, 24730329, 41217215, 49460658, 82434430, 123651645, 247303290]

約数ペア:

[(1, 247303290), (2, 123651645), (3, 82434430), (5, 49460658), (6, 41217215), (10, 24730329), (13, 19023330), (15, 16486886), (26, 9511665), (30, 8243443), (39, 6341110), (65, 3804666), (78, 3170555), (127, 1947270), (130, 1902333), (195, 1268222), (254, 973635), (381, 649090), (390, 634111), (635, 389454), (762, 324545), (1270, 194727), (1651, 149790), (1905, 129818), (3302, 74895), (3810, 64909), (4953, 49930), (4993, 49530), (8255, 29958), (9906, 24965), (9986, 24765), (14979, 16510)]