28869516

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61687}}^1$

素因数の和:61710

約数の個数: 36

約数和(自身を含む): 78590512

約数和(自身を除く): 49720996

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 61687, 123374, 185061, 246748, 370122, 555183, 740244, 801931, 1110366, 1603862, 2220732, 2405793, 3207724, 4811586, 7217379, 9623172, 14434758, 28869516]

約数ペア:

[(1, 28869516), (2, 14434758), (3, 9623172), (4, 7217379), (6, 4811586), (9, 3207724), (12, 2405793), (13, 2220732), (18, 1603862), (26, 1110366), (36, 801931), (39, 740244), (52, 555183), (78, 370122), (117, 246748), (156, 185061), (234, 123374), (468, 61687)]