81139002

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{7459}}^1$

素因数の和:7515

約数の個数: 48

約数和(自身を含む): 193900320

約数和(自身を除く): 112761318

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 49, 74, 98, 111, 147, 222, 259, 294, 518, 777, 1554, 1813, 3626, 5439, 7459, 10878, 14918, 22377, 44754, 52213, 104426, 156639, 275983, 313278, 365491, 551966, 730982, 827949, 1096473, 1655898, 1931881, 2192946, 3863762, 5795643, 11591286, 13523167, 27046334, 40569501, 81139002]

約数ペア:

[(1, 81139002), (2, 40569501), (3, 27046334), (6, 13523167), (7, 11591286), (14, 5795643), (21, 3863762), (37, 2192946), (42, 1931881), (49, 1655898), (74, 1096473), (98, 827949), (111, 730982), (147, 551966), (222, 365491), (259, 313278), (294, 275983), (518, 156639), (777, 104426), (1554, 52213), (1813, 44754), (3626, 22377), (5439, 14918), (7459, 10878)]