197955758

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:234

約数の個数: 96

約数和(自身を含む): 410235840

約数和(自身を除く): 212280082

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 89, 91, 101, 121, 143, 154, 178, 182, 202, 242, 286, 623, 707, 847, 979, 1001, 1111, 1157, 1246, 1313, 1414, 1573, 1694, 1958, 2002, 2222, 2314, 2626, 3146, 6853, 7777, 8099, 8989, 9191, 10769, 11011, 12221, 12727, 13706, 14443, 15554, 16198, 17978, 18382, 21538, 22022, 24442, 25454, 28886, 62923, 75383, 85547, 89089, 98879, 101101, 116857, 125846, 139997, 150766, 158873, 171094, 178178, 197758, 202202, 233714, 279994, 317746, 692153, 817999, 979979, 1087669, 1112111, 1285427, 1384306, 1635998, 1959958, 2175338, 2224222, 2570854, 7613683, 8997989, 14139697, 15227366, 17995978, 28279394, 98977879, 197955758]

約数ペア:

[(1, 197955758), (2, 98977879), (7, 28279394), (11, 17995978), (13, 15227366), (14, 14139697), (22, 8997989), (26, 7613683), (77, 2570854), (89, 2224222), (91, 2175338), (101, 1959958), (121, 1635998), (143, 1384306), (154, 1285427), (178, 1112111), (182, 1087669), (202, 979979), (242, 817999), (286, 692153), (623, 317746), (707, 279994), (847, 233714), (979, 202202), (1001, 197758), (1111, 178178), (1157, 171094), (1246, 158873), (1313, 150766), (1414, 139997), (1573, 125846), (1694, 116857), (1958, 101101), (2002, 98879), (2222, 89089), (2314, 85547), (2626, 75383), (3146, 62923), (6853, 28886), (7777, 25454), (8099, 24442), (8989, 22022), (9191, 21538), (10769, 18382), (11011, 17978), (12221, 16198), (12727, 15554), (13706, 14443)]