28972170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3617}}^1$

素因数の和:3719

約数の個数: 48

約数和(自身を含む): 76195080

約数和(自身を除く): 47222910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 89, 90, 178, 267, 445, 534, 801, 890, 1335, 1602, 2670, 3617, 4005, 7234, 8010, 10851, 18085, 21702, 32553, 36170, 54255, 65106, 108510, 162765, 321913, 325530, 643826, 965739, 1609565, 1931478, 2897217, 3219130, 4828695, 5794434, 9657390, 14486085, 28972170]

約数ペア:

[(1, 28972170), (2, 14486085), (3, 9657390), (5, 5794434), (6, 4828695), (9, 3219130), (10, 2897217), (15, 1931478), (18, 1609565), (30, 965739), (45, 643826), (89, 325530), (90, 321913), (178, 162765), (267, 108510), (445, 65106), (534, 54255), (801, 36170), (890, 32553), (1335, 21702), (1602, 18085), (2670, 10851), (3617, 8010), (4005, 7234)]