28894863645

素因数分解:

$3^3\times 5^1\times {\mathrm{509}}^1\times {\mathrm{420503}}^1$

素因数の和:421026

約数の個数: 32

約数和(自身を含む): 51469689600

約数和(自身を除く): 22574825955

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 509, 1527, 2545, 4581, 7635, 13743, 22905, 68715, 420503, 1261509, 2102515, 3784527, 6307545, 11353581, 18922635, 56767905, 214036027, 642108081, 1070180135, 1926324243, 3210540405, 5778972729, 9631621215, 28894863645]

約数ペア:

[(1, 28894863645), (3, 9631621215), (5, 5778972729), (9, 3210540405), (15, 1926324243), (27, 1070180135), (45, 642108081), (135, 214036027), (509, 56767905), (1527, 18922635), (2545, 11353581), (4581, 6307545), (7635, 3784527), (13743, 2102515), (22905, 1261509), (68715, 420503)]