18344835

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 33310368

約数和(自身を除く): 14965533

約数列:

[1, 3, 5, 9, 15, 41, 45, 61, 123, 163, 183, 205, 305, 369, 489, 549, 615, 815, 915, 1467, 1845, 2445, 2501, 2745, 6683, 7335, 7503, 9943, 12505, 20049, 22509, 29829, 33415, 37515, 49715, 60147, 89487, 100245, 112545, 149145, 300735, 407663, 447435, 1222989, 2038315, 3668967, 6114945, 18344835]

約数ペア:

[(1, 18344835), (3, 6114945), (5, 3668967), (9, 2038315), (15, 1222989), (41, 447435), (45, 407663), (61, 300735), (123, 149145), (163, 112545), (183, 100245), (205, 89487), (305, 60147), (369, 49715), (489, 37515), (549, 33415), (615, 29829), (815, 22509), (915, 20049), (1467, 12505), (1845, 9943), (2445, 7503), (2501, 7335), (2745, 6683)]