81799614

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20563}}^1$

素因数の和:20601

約数の個数: 48

約数和(自身を含む): 202102992

約数和(自身を除く): 120303378

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1989, 3978, 20563, 41126, 61689, 123378, 185067, 267319, 349571, 370134, 534638, 699142, 801957, 1048713, 1603914, 2097426, 2405871, 3146139, 4544423, 4811742, 6292278, 9088846, 13633269, 27266538, 40899807, 81799614]

約数ペア:

[(1, 81799614), (2, 40899807), (3, 27266538), (6, 13633269), (9, 9088846), (13, 6292278), (17, 4811742), (18, 4544423), (26, 3146139), (34, 2405871), (39, 2097426), (51, 1603914), (78, 1048713), (102, 801957), (117, 699142), (153, 534638), (221, 370134), (234, 349571), (306, 267319), (442, 185067), (663, 123378), (1326, 61689), (1989, 41126), (3978, 20563)]