28191592

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1297}}^1$

素因数の和:1346

約数の個数: 64

約数和(自身を含む): 65419200

約数和(自身を除く): 37227608

約数列:

[1, 2, 4, 8, 11, 13, 19, 22, 26, 38, 44, 52, 76, 88, 104, 143, 152, 209, 247, 286, 418, 494, 572, 836, 988, 1144, 1297, 1672, 1976, 2594, 2717, 5188, 5434, 10376, 10868, 14267, 16861, 21736, 24643, 28534, 33722, 49286, 57068, 67444, 98572, 114136, 134888, 185471, 197144, 271073, 320359, 370942, 542146, 640718, 741884, 1084292, 1281436, 1483768, 2168584, 2562872, 3523949, 7047898, 14095796, 28191592]

約数ペア:

[(1, 28191592), (2, 14095796), (4, 7047898), (8, 3523949), (11, 2562872), (13, 2168584), (19, 1483768), (22, 1281436), (26, 1084292), (38, 741884), (44, 640718), (52, 542146), (76, 370942), (88, 320359), (104, 271073), (143, 197144), (152, 185471), (209, 134888), (247, 114136), (286, 98572), (418, 67444), (494, 57068), (572, 49286), (836, 33722), (988, 28534), (1144, 24643), (1297, 21736), (1672, 16861), (1976, 14267), (2594, 10868), (2717, 10376), (5188, 5434)]