127897154

素因数分解:

$2^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{997}}^1$

素因数の和:1048

約数の個数: 64

約数和(自身を含む): 258681600

約数和(自身を除く): 130784446

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 49, 77, 98, 119, 154, 187, 238, 343, 374, 539, 686, 833, 997, 1078, 1309, 1666, 1994, 2618, 3773, 5831, 6979, 7546, 9163, 10967, 11662, 13958, 16949, 18326, 21934, 33898, 48853, 64141, 76769, 97706, 118643, 128282, 153538, 186439, 237286, 341971, 372878, 537383, 683942, 830501, 1074766, 1305073, 1661002, 2610146, 3761681, 5813507, 7523362, 9135511, 11627014, 18271022, 63948577, 127897154]

約数ペア:

[(1, 127897154), (2, 63948577), (7, 18271022), (11, 11627014), (14, 9135511), (17, 7523362), (22, 5813507), (34, 3761681), (49, 2610146), (77, 1661002), (98, 1305073), (119, 1074766), (154, 830501), (187, 683942), (238, 537383), (343, 372878), (374, 341971), (539, 237286), (686, 186439), (833, 153538), (997, 128282), (1078, 118643), (1309, 97706), (1666, 76769), (1994, 64141), (2618, 48853), (3773, 33898), (5831, 21934), (6979, 18326), (7546, 16949), (9163, 13958), (10967, 11662)]