221377572

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{15259}}^1$

素因数の和:15313

約数の個数: 72

約数和(自身を含む): 622119680

約数和(自身を除く): 400742108

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 234, 279, 372, 403, 468, 558, 806, 1116, 1209, 1612, 2418, 3627, 4836, 7254, 14508, 15259, 30518, 45777, 61036, 91554, 137331, 183108, 198367, 274662, 396734, 473029, 549324, 595101, 793468, 946058, 1190202, 1419087, 1785303, 1892116, 2380404, 2838174, 3570606, 4257261, 5676348, 6149377, 7141212, 8514522, 12298754, 17029044, 18448131, 24597508, 36896262, 55344393, 73792524, 110688786, 221377572]

約数ペア:

[(1, 221377572), (2, 110688786), (3, 73792524), (4, 55344393), (6, 36896262), (9, 24597508), (12, 18448131), (13, 17029044), (18, 12298754), (26, 8514522), (31, 7141212), (36, 6149377), (39, 5676348), (52, 4257261), (62, 3570606), (78, 2838174), (93, 2380404), (117, 1892116), (124, 1785303), (156, 1419087), (186, 1190202), (234, 946058), (279, 793468), (372, 595101), (403, 549324), (468, 473029), (558, 396734), (806, 274662), (1116, 198367), (1209, 183108), (1612, 137331), (2418, 91554), (3627, 61036), (4836, 45777), (7254, 30518), (14508, 15259)]