28914366

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:241

約数の個数: 64

約数和(自身を含む): 64995840

約数和(自身を除く): 36081474

約数列:

[1, 2, 3, 6, 13, 26, 39, 59, 61, 78, 103, 118, 122, 177, 183, 206, 309, 354, 366, 618, 767, 793, 1339, 1534, 1586, 2301, 2379, 2678, 3599, 4017, 4602, 4758, 6077, 6283, 7198, 8034, 10797, 12154, 12566, 18231, 18849, 21594, 36462, 37698, 46787, 79001, 81679, 93574, 140361, 158002, 163358, 237003, 245037, 280722, 370697, 474006, 490074, 741394, 1112091, 2224182, 4819061, 9638122, 14457183, 28914366]

約数ペア:

[(1, 28914366), (2, 14457183), (3, 9638122), (6, 4819061), (13, 2224182), (26, 1112091), (39, 741394), (59, 490074), (61, 474006), (78, 370697), (103, 280722), (118, 245037), (122, 237003), (177, 163358), (183, 158002), (206, 140361), (309, 93574), (354, 81679), (366, 79001), (618, 46787), (767, 37698), (793, 36462), (1339, 21594), (1534, 18849), (1586, 18231), (2301, 12566), (2379, 12154), (2678, 10797), (3599, 8034), (4017, 7198), (4602, 6283), (4758, 6077)]