9901866

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:175

約数の個数: 64

約数和(自身を含む): 22675968

約数和(自身を除く): 12774102

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 47, 73, 74, 78, 94, 111, 141, 146, 219, 222, 282, 438, 481, 611, 949, 962, 1222, 1443, 1739, 1833, 1898, 2701, 2847, 2886, 3431, 3478, 3666, 5217, 5402, 5694, 6862, 8103, 10293, 10434, 16206, 20586, 22607, 35113, 44603, 45214, 67821, 70226, 89206, 105339, 126947, 133809, 135642, 210678, 253894, 267618, 380841, 761682, 1650311, 3300622, 4950933, 9901866]

約数ペア:

[(1, 9901866), (2, 4950933), (3, 3300622), (6, 1650311), (13, 761682), (26, 380841), (37, 267618), (39, 253894), (47, 210678), (73, 135642), (74, 133809), (78, 126947), (94, 105339), (111, 89206), (141, 70226), (146, 67821), (219, 45214), (222, 44603), (282, 35113), (438, 22607), (481, 20586), (611, 16206), (949, 10434), (962, 10293), (1222, 8103), (1443, 6862), (1739, 5694), (1833, 5402), (1898, 5217), (2701, 3666), (2847, 3478), (2886, 3431)]