28550704

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19609}}^1$

素因数の和:19637

約数の個数: 40

約数和(自身を含む): 68085920

約数和(自身を除く): 39535216

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 19609, 39218, 78436, 137263, 156872, 254917, 274526, 313744, 509834, 549052, 1019668, 1098104, 1784419, 2039336, 2196208, 3568838, 4078672, 7137676, 14275352, 28550704]

約数ペア:

[(1, 28550704), (2, 14275352), (4, 7137676), (7, 4078672), (8, 3568838), (13, 2196208), (14, 2039336), (16, 1784419), (26, 1098104), (28, 1019668), (52, 549052), (56, 509834), (91, 313744), (104, 274526), (112, 254917), (182, 156872), (208, 137263), (364, 78436), (728, 39218), (1456, 19609)]