28571688

素因数分解:

$2^3\times 3^2\times {\mathrm{101}}^1\times {\mathrm{3929}}^1$

素因数の和:4042

約数の個数: 48

約数和(自身を含む): 78167700

約数和(自身を除く): 49596012

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 101, 202, 303, 404, 606, 808, 909, 1212, 1818, 2424, 3636, 3929, 7272, 7858, 11787, 15716, 23574, 31432, 35361, 47148, 70722, 94296, 141444, 282888, 396829, 793658, 1190487, 1587316, 2380974, 3174632, 3571461, 4761948, 7142922, 9523896, 14285844, 28571688]

約数ペア:

[(1, 28571688), (2, 14285844), (3, 9523896), (4, 7142922), (6, 4761948), (8, 3571461), (9, 3174632), (12, 2380974), (18, 1587316), (24, 1190487), (36, 793658), (72, 396829), (101, 282888), (202, 141444), (303, 94296), (404, 70722), (606, 47148), (808, 35361), (909, 31432), (1212, 23574), (1818, 15716), (2424, 11787), (3636, 7858), (3929, 7272)]