18432675

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:173

約数の個数: 72

約数和(自身を含む): 35979840

約数和(自身を除く): 17547165

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 61, 75, 79, 85, 153, 183, 225, 237, 255, 305, 395, 425, 549, 711, 765, 915, 1037, 1185, 1275, 1343, 1525, 1975, 2745, 3111, 3555, 3825, 4029, 4575, 4819, 5185, 5925, 6715, 9333, 12087, 13725, 14457, 15555, 17775, 20145, 24095, 25925, 33575, 43371, 46665, 60435, 72285, 77775, 81923, 100725, 120475, 216855, 233325, 245769, 302175, 361425, 409615, 737307, 1084275, 1228845, 2048075, 3686535, 6144225, 18432675]

約数ペア:

[(1, 18432675), (3, 6144225), (5, 3686535), (9, 2048075), (15, 1228845), (17, 1084275), (25, 737307), (45, 409615), (51, 361425), (61, 302175), (75, 245769), (79, 233325), (85, 216855), (153, 120475), (183, 100725), (225, 81923), (237, 77775), (255, 72285), (305, 60435), (395, 46665), (425, 43371), (549, 33575), (711, 25925), (765, 24095), (915, 20145), (1037, 17775), (1185, 15555), (1275, 14457), (1343, 13725), (1525, 12087), (1975, 9333), (2745, 6715), (3111, 5925), (3555, 5185), (3825, 4819), (4029, 4575)]