28097955

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7177}}^1$

素因数の和:7220

約数の個数: 32

約数和(自身を含む): 51681600

約数和(自身を除く): 23583645

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915, 7177, 21531, 35885, 64593, 107655, 193779, 208133, 322965, 624399, 968895, 1040665, 1873197, 3121995, 5619591, 9365985, 28097955]

約数ペア:

[(1, 28097955), (3, 9365985), (5, 5619591), (9, 3121995), (15, 1873197), (27, 1040665), (29, 968895), (45, 624399), (87, 322965), (135, 208133), (145, 193779), (261, 107655), (435, 64593), (783, 35885), (1305, 21531), (3915, 7177)]