38981556

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1$

素因数の和:333

約数の個数: 72

約数和(自身を含む): 101582208

約数和(自身を除く): 62600652

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 101, 142, 151, 202, 213, 284, 302, 303, 404, 426, 453, 604, 606, 639, 852, 906, 909, 1212, 1278, 1359, 1812, 1818, 2556, 2718, 3636, 5436, 7171, 10721, 14342, 15251, 21442, 21513, 28684, 30502, 32163, 42884, 43026, 45753, 61004, 64326, 64539, 86052, 91506, 96489, 128652, 129078, 137259, 183012, 192978, 258156, 274518, 385956, 549036, 1082821, 2165642, 3248463, 4331284, 6496926, 9745389, 12993852, 19490778, 38981556]

約数ペア:

[(1, 38981556), (2, 19490778), (3, 12993852), (4, 9745389), (6, 6496926), (9, 4331284), (12, 3248463), (18, 2165642), (36, 1082821), (71, 549036), (101, 385956), (142, 274518), (151, 258156), (202, 192978), (213, 183012), (284, 137259), (302, 129078), (303, 128652), (404, 96489), (426, 91506), (453, 86052), (604, 64539), (606, 64326), (639, 61004), (852, 45753), (906, 43026), (909, 42884), (1212, 32163), (1278, 30502), (1359, 28684), (1812, 21513), (1818, 21442), (2556, 15251), (2718, 14342), (3636, 10721), (5436, 7171)]