28391706

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:236

約数の個数: 96

約数和(自身を含む): 74850048

約数和(自身を除く): 46458342

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 97, 101, 126, 138, 161, 194, 202, 207, 291, 303, 322, 414, 483, 582, 606, 679, 707, 873, 909, 966, 1358, 1414, 1449, 1746, 1818, 2037, 2121, 2231, 2323, 2898, 4074, 4242, 4462, 4646, 6111, 6363, 6693, 6969, 9797, 12222, 12726, 13386, 13938, 15617, 16261, 19594, 20079, 20907, 29391, 31234, 32522, 40158, 41814, 46851, 48783, 58782, 68579, 88173, 93702, 97566, 137158, 140553, 146349, 176346, 205737, 225331, 281106, 292698, 411474, 450662, 617211, 675993, 1234422, 1351986, 1577317, 2027979, 3154634, 4055958, 4731951, 9463902, 14195853, 28391706]

約数ペア:

[(1, 28391706), (2, 14195853), (3, 9463902), (6, 4731951), (7, 4055958), (9, 3154634), (14, 2027979), (18, 1577317), (21, 1351986), (23, 1234422), (42, 675993), (46, 617211), (63, 450662), (69, 411474), (97, 292698), (101, 281106), (126, 225331), (138, 205737), (161, 176346), (194, 146349), (202, 140553), (207, 137158), (291, 97566), (303, 93702), (322, 88173), (414, 68579), (483, 58782), (582, 48783), (606, 46851), (679, 41814), (707, 40158), (873, 32522), (909, 31234), (966, 29391), (1358, 20907), (1414, 20079), (1449, 19594), (1746, 16261), (1818, 15617), (2037, 13938), (2121, 13386), (2231, 12726), (2323, 12222), (2898, 9797), (4074, 6969), (4242, 6693), (4462, 6363), (4646, 6111)]