291280716

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{1657}}^1$

素因数の和:1943

約数の個数: 72

約数和(自身を含む): 778530480

約数和(自身を除く): 487249764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 257, 342, 514, 684, 771, 1028, 1542, 1657, 2313, 3084, 3314, 4626, 4883, 4971, 6628, 9252, 9766, 9942, 14649, 14913, 19532, 19884, 29298, 29826, 31483, 43947, 58596, 59652, 62966, 87894, 94449, 125932, 175788, 188898, 283347, 377796, 425849, 566694, 851698, 1133388, 1277547, 1703396, 2555094, 3832641, 5110188, 7665282, 8091131, 15330564, 16182262, 24273393, 32364524, 48546786, 72820179, 97093572, 145640358, 291280716]

約数ペア:

[(1, 291280716), (2, 145640358), (3, 97093572), (4, 72820179), (6, 48546786), (9, 32364524), (12, 24273393), (18, 16182262), (19, 15330564), (36, 8091131), (38, 7665282), (57, 5110188), (76, 3832641), (114, 2555094), (171, 1703396), (228, 1277547), (257, 1133388), (342, 851698), (514, 566694), (684, 425849), (771, 377796), (1028, 283347), (1542, 188898), (1657, 175788), (2313, 125932), (3084, 94449), (3314, 87894), (4626, 62966), (4883, 59652), (4971, 58596), (6628, 43947), (9252, 31483), (9766, 29826), (9942, 29298), (14649, 19884), (14913, 19532)]