25552618

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:707

約数の個数: 48

約数和(自身を含む): 49641984

約数和(自身を除く): 24089366

約数列:

[1, 2, 7, 13, 14, 26, 31, 49, 62, 91, 98, 182, 217, 403, 434, 637, 647, 806, 1274, 1294, 1519, 2821, 3038, 4529, 5642, 8411, 9058, 16822, 19747, 20057, 31703, 39494, 40114, 58877, 63406, 117754, 140399, 260741, 280798, 412139, 521482, 824278, 982793, 1825187, 1965586, 3650374, 12776309, 25552618]

約数ペア:

[(1, 25552618), (2, 12776309), (7, 3650374), (13, 1965586), (14, 1825187), (26, 982793), (31, 824278), (49, 521482), (62, 412139), (91, 280798), (98, 260741), (182, 140399), (217, 117754), (403, 63406), (434, 58877), (637, 40114), (647, 39494), (806, 31703), (1274, 20057), (1294, 19747), (1519, 16822), (2821, 9058), (3038, 8411), (4529, 5642)]