142434448

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{991}}^1$

素因数の和:1703

約数の個数: 40

約数和(自身を含む): 297925376

約数和(自身を除く): 155490928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 691, 991, 1382, 1982, 2764, 3964, 5528, 7928, 8983, 11056, 12883, 15856, 17966, 25766, 35932, 51532, 71864, 103064, 143728, 206128, 684781, 1369562, 2739124, 5478248, 8902153, 10956496, 17804306, 35608612, 71217224, 142434448]

約数ペア:

[(1, 142434448), (2, 71217224), (4, 35608612), (8, 17804306), (13, 10956496), (16, 8902153), (26, 5478248), (52, 2739124), (104, 1369562), (208, 684781), (691, 206128), (991, 143728), (1382, 103064), (1982, 71864), (2764, 51532), (3964, 35932), (5528, 25766), (7928, 17966), (8983, 15856), (11056, 12883)]