28887404

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1301}}^1$

素因数の和:1386

約数の個数: 48

約数和(自身を含む): 63287616

約数和(自身を除く): 34400212

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 61, 91, 122, 182, 244, 364, 427, 793, 854, 1301, 1586, 1708, 2602, 3172, 5204, 5551, 9107, 11102, 16913, 18214, 22204, 33826, 36428, 67652, 79361, 118391, 158722, 236782, 317444, 473564, 555527, 1031693, 1111054, 2063386, 2222108, 4126772, 7221851, 14443702, 28887404]

約数ペア:

[(1, 28887404), (2, 14443702), (4, 7221851), (7, 4126772), (13, 2222108), (14, 2063386), (26, 1111054), (28, 1031693), (52, 555527), (61, 473564), (91, 317444), (122, 236782), (182, 158722), (244, 118391), (364, 79361), (427, 67652), (793, 36428), (854, 33826), (1301, 22204), (1586, 18214), (1708, 16913), (2602, 11102), (3172, 9107), (5204, 5551)]