15557958

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3911}}^1$

素因数の和:3949

約数の個数: 48

約数和(自身を含む): 38447136

約数和(自身を除く): 22889178

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, 3911, 3978, 7822, 11733, 23466, 35199, 50843, 66487, 70398, 101686, 132974, 152529, 199461, 305058, 398922, 457587, 598383, 864331, 915174, 1196766, 1728662, 2592993, 5185986, 7778979, 15557958]

約数ペア:

[(1, 15557958), (2, 7778979), (3, 5185986), (6, 2592993), (9, 1728662), (13, 1196766), (17, 915174), (18, 864331), (26, 598383), (34, 457587), (39, 398922), (51, 305058), (78, 199461), (102, 152529), (117, 132974), (153, 101686), (221, 70398), (234, 66487), (306, 50843), (442, 35199), (663, 23466), (1326, 11733), (1989, 7822), (3911, 3978)]