28566738

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{727}}^1$

素因数の和:831

約数の個数: 48

約数和(自身を含む): 64733760

約数和(自身を除く): 36167022

約数列:

[1, 2, 3, 6, 9, 18, 37, 59, 74, 111, 118, 177, 222, 333, 354, 531, 666, 727, 1062, 1454, 2181, 2183, 4362, 4366, 6543, 6549, 13086, 13098, 19647, 26899, 39294, 42893, 53798, 80697, 85786, 128679, 161394, 242091, 257358, 386037, 484182, 772074, 1587041, 3174082, 4761123, 9522246, 14283369, 28566738]

約数ペア:

[(1, 28566738), (2, 14283369), (3, 9522246), (6, 4761123), (9, 3174082), (18, 1587041), (37, 772074), (59, 484182), (74, 386037), (111, 257358), (118, 242091), (177, 161394), (222, 128679), (333, 85786), (354, 80697), (531, 53798), (666, 42893), (727, 39294), (1062, 26899), (1454, 19647), (2181, 13098), (2183, 13086), (4362, 6549), (4366, 6543)]