157306005

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{809}}^1$

素因数の和:998

約数の個数: 48

約数和(自身を含む): 284310000

約数和(自身を除く): 127003995

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 149, 261, 435, 447, 745, 809, 1305, 1341, 2235, 2427, 4045, 4321, 6705, 7281, 12135, 12963, 21605, 23461, 36405, 38889, 64815, 70383, 117305, 120541, 194445, 211149, 351915, 361623, 602705, 1055745, 1084869, 1808115, 3495689, 5424345, 10487067, 17478445, 31461201, 52435335, 157306005]

約数ペア:

[(1, 157306005), (3, 52435335), (5, 31461201), (9, 17478445), (15, 10487067), (29, 5424345), (45, 3495689), (87, 1808115), (145, 1084869), (149, 1055745), (261, 602705), (435, 361623), (447, 351915), (745, 211149), (809, 194445), (1305, 120541), (1341, 117305), (2235, 70383), (2427, 64815), (4045, 38889), (4321, 36405), (6705, 23461), (7281, 21605), (12135, 12963)]