189901008

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1187}}^1$

素因数の和:1313

約数の個数: 120

約数和(自身を含む): 586007136

約数和(自身を除く): 396106128

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 101, 132, 144, 176, 198, 202, 264, 303, 396, 404, 528, 606, 792, 808, 909, 1111, 1187, 1212, 1584, 1616, 1818, 2222, 2374, 2424, 3333, 3561, 3636, 4444, 4748, 4848, 6666, 7122, 7272, 8888, 9496, 9999, 10683, 13057, 13332, 14244, 14544, 17776, 18992, 19998, 21366, 26114, 26664, 28488, 39171, 39996, 42732, 52228, 53328, 56976, 78342, 79992, 85464, 104456, 117513, 119887, 156684, 159984, 170928, 208912, 235026, 239774, 313368, 359661, 470052, 479548, 626736, 719322, 940104, 959096, 1078983, 1318757, 1438644, 1880208, 1918192, 2157966, 2637514, 2877288, 3956271, 4315932, 5275028, 5754576, 7912542, 8631864, 10550056, 11868813, 15825084, 17263728, 21100112, 23737626, 31650168, 47475252, 63300336, 94950504, 189901008]

約数ペア:

[(1, 189901008), (2, 94950504), (3, 63300336), (4, 47475252), (6, 31650168), (8, 23737626), (9, 21100112), (11, 17263728), (12, 15825084), (16, 11868813), (18, 10550056), (22, 8631864), (24, 7912542), (33, 5754576), (36, 5275028), (44, 4315932), (48, 3956271), (66, 2877288), (72, 2637514), (88, 2157966), (99, 1918192), (101, 1880208), (132, 1438644), (144, 1318757), (176, 1078983), (198, 959096), (202, 940104), (264, 719322), (303, 626736), (396, 479548), (404, 470052), (528, 359661), (606, 313368), (792, 239774), (808, 235026), (909, 208912), (1111, 170928), (1187, 159984), (1212, 156684), (1584, 119887), (1616, 117513), (1818, 104456), (2222, 85464), (2374, 79992), (2424, 78342), (3333, 56976), (3561, 53328), (3636, 52228), (4444, 42732), (4748, 39996), (4848, 39171), (6666, 28488), (7122, 26664), (7272, 26114), (8888, 21366), (9496, 19998), (9999, 18992), (10683, 17776), (13057, 14544), (13332, 14244)]