28969876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{9133}}^1$

素因数の和:9211

約数の個数: 24

約数和(自身を含む): 55498184

約数和(自身を除く): 26528308

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 9133, 18266, 36532, 118729, 237458, 474916, 557113, 1114226, 2228452, 7242469, 14484938, 28969876]

約数ペア:

[(1, 28969876), (2, 14484938), (4, 7242469), (13, 2228452), (26, 1114226), (52, 557113), (61, 474916), (122, 237458), (244, 118729), (793, 36532), (1586, 18266), (3172, 9133)]