29721375

素因数分解:

$3^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{911}}^1$

素因数の和:961

約数の個数: 48

約数和(自身を含む): 55486080

約数和(自身を除く): 25764705

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 125, 145, 225, 261, 375, 435, 725, 911, 1125, 1305, 2175, 2733, 3625, 4555, 6525, 8199, 10875, 13665, 22775, 26419, 32625, 40995, 68325, 79257, 113875, 132095, 204975, 237771, 341625, 396285, 660475, 1024875, 1188855, 1981425, 3302375, 5944275, 9907125, 29721375]

約数ペア:

[(1, 29721375), (3, 9907125), (5, 5944275), (9, 3302375), (15, 1981425), (25, 1188855), (29, 1024875), (45, 660475), (75, 396285), (87, 341625), (125, 237771), (145, 204975), (225, 132095), (261, 113875), (375, 79257), (435, 68325), (725, 40995), (911, 32625), (1125, 26419), (1305, 22775), (2175, 13665), (2733, 10875), (3625, 8199), (4555, 6525)]