28807236

素因数分解:

$2^2\times 3^2\times {\mathrm{181}}^1\times {\mathrm{4421}}^1$

素因数の和:4612

約数の個数: 36

約数和(自身を含む): 73237164

約数和(自身を除く): 44429928

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 181, 362, 543, 724, 1086, 1629, 2172, 3258, 4421, 6516, 8842, 13263, 17684, 26526, 39789, 53052, 79578, 159156, 800201, 1600402, 2400603, 3200804, 4801206, 7201809, 9602412, 14403618, 28807236]

約数ペア:

[(1, 28807236), (2, 14403618), (3, 9602412), (4, 7201809), (6, 4801206), (9, 3200804), (12, 2400603), (18, 1600402), (36, 800201), (181, 159156), (362, 79578), (543, 53052), (724, 39789), (1086, 26526), (1629, 17684), (2172, 13263), (3258, 8842), (4421, 6516)]