18300915

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 33078240

約数和(自身を除く): 14777325

約数列:

[1, 3, 5, 9, 15, 45, 59, 61, 113, 177, 183, 295, 305, 339, 531, 549, 565, 885, 915, 1017, 1695, 2655, 2745, 3599, 5085, 6667, 6893, 10797, 17995, 20001, 20679, 32391, 33335, 34465, 53985, 60003, 62037, 100005, 103395, 161955, 300015, 310185, 406687, 1220061, 2033435, 3660183, 6100305, 18300915]

約数ペア:

[(1, 18300915), (3, 6100305), (5, 3660183), (9, 2033435), (15, 1220061), (45, 406687), (59, 310185), (61, 300015), (113, 161955), (177, 103395), (183, 100005), (295, 62037), (305, 60003), (339, 53985), (531, 34465), (549, 33335), (565, 32391), (885, 20679), (915, 20001), (1017, 17995), (1695, 10797), (2655, 6893), (2745, 6667), (3599, 5085)]