8243775

素因数分解:

$3^5\times 5^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:107

約数の個数: 72

約数和(自身を含む): 16248960

約数和(自身を除く): 8005185

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 59, 69, 75, 81, 115, 135, 177, 207, 225, 243, 295, 345, 405, 531, 575, 621, 675, 885, 1035, 1215, 1357, 1475, 1593, 1725, 1863, 2025, 2655, 3105, 4071, 4425, 4779, 5175, 5589, 6075, 6785, 7965, 9315, 12213, 13275, 14337, 15525, 20355, 23895, 27945, 33925, 36639, 39825, 46575, 61065, 71685, 101775, 109917, 119475, 139725, 183195, 305325, 329751, 358425, 549585, 915975, 1648755, 2747925, 8243775]

約数ペア:

[(1, 8243775), (3, 2747925), (5, 1648755), (9, 915975), (15, 549585), (23, 358425), (25, 329751), (27, 305325), (45, 183195), (59, 139725), (69, 119475), (75, 109917), (81, 101775), (115, 71685), (135, 61065), (177, 46575), (207, 39825), (225, 36639), (243, 33925), (295, 27945), (345, 23895), (405, 20355), (531, 15525), (575, 14337), (621, 13275), (675, 12213), (885, 9315), (1035, 7965), (1215, 6785), (1357, 6075), (1475, 5589), (1593, 5175), (1725, 4779), (1863, 4425), (2025, 4071), (2655, 3105)]