201609915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{167}}^1$

素因数の和:380

約数の個数: 64

約数和(自身を含む): 360364032

約数和(自身を除く): 158754117

約数列:

[1, 3, 5, 13, 15, 39, 41, 65, 123, 151, 167, 195, 205, 453, 501, 533, 615, 755, 835, 1599, 1963, 2171, 2265, 2505, 2665, 5889, 6191, 6513, 6847, 7995, 9815, 10855, 18573, 20541, 25217, 29445, 30955, 32565, 34235, 75651, 80483, 89011, 92865, 102705, 126085, 241449, 267033, 327821, 378255, 402415, 445055, 983463, 1033897, 1207245, 1335165, 1639105, 3101691, 4917315, 5169485, 13440661, 15508455, 40321983, 67203305, 201609915]

約数ペア:

[(1, 201609915), (3, 67203305), (5, 40321983), (13, 15508455), (15, 13440661), (39, 5169485), (41, 4917315), (65, 3101691), (123, 1639105), (151, 1335165), (167, 1207245), (195, 1033897), (205, 983463), (453, 445055), (501, 402415), (533, 378255), (615, 327821), (755, 267033), (835, 241449), (1599, 126085), (1963, 102705), (2171, 92865), (2265, 89011), (2505, 80483), (2665, 75651), (5889, 34235), (6191, 32565), (6513, 30955), (6847, 29445), (7995, 25217), (9815, 20541), (10855, 18573)]