78772356

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9901}}^1$

素因数の和:9941

約数の個数: 72

約数和(自身を含む): 227072664

約数和(自身を除く): 148300308

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2652, 3978, 7956, 9901, 19802, 29703, 39604, 59406, 89109, 118812, 128713, 168317, 178218, 257426, 336634, 356436, 386139, 504951, 514852, 673268, 772278, 1009902, 1158417, 1514853, 1544556, 2019804, 2188121, 2316834, 3029706, 4376242, 4633668, 6059412, 6564363, 8752484, 13128726, 19693089, 26257452, 39386178, 78772356]

約数ペア:

[(1, 78772356), (2, 39386178), (3, 26257452), (4, 19693089), (6, 13128726), (9, 8752484), (12, 6564363), (13, 6059412), (17, 4633668), (18, 4376242), (26, 3029706), (34, 2316834), (36, 2188121), (39, 2019804), (51, 1544556), (52, 1514853), (68, 1158417), (78, 1009902), (102, 772278), (117, 673268), (153, 514852), (156, 504951), (204, 386139), (221, 356436), (234, 336634), (306, 257426), (442, 178218), (468, 168317), (612, 128713), (663, 118812), (884, 89109), (1326, 59406), (1989, 39604), (2652, 29703), (3978, 19802), (7956, 9901)]