399501864

素因数分解:

$2^3\times 3^2\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{401}}^1$

素因数の和:651

約数の個数: 96

約数和(自身を含む): 1103417640

約数和(自身を除く): 703915776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 101, 137, 202, 274, 303, 401, 404, 411, 548, 606, 802, 808, 822, 909, 1096, 1203, 1212, 1233, 1604, 1644, 1818, 2406, 2424, 2466, 3208, 3288, 3609, 3636, 4812, 4932, 7218, 7272, 9624, 9864, 13837, 14436, 27674, 28872, 40501, 41511, 54937, 55348, 81002, 83022, 109874, 110696, 121503, 124533, 162004, 164811, 166044, 219748, 243006, 249066, 324008, 329622, 332088, 364509, 439496, 486012, 494433, 498132, 659244, 729018, 972024, 988866, 996264, 1318488, 1458036, 1977732, 2916072, 3955464, 5548637, 11097274, 16645911, 22194548, 33291822, 44389096, 49937733, 66583644, 99875466, 133167288, 199750932, 399501864]

約数ペア:

[(1, 399501864), (2, 199750932), (3, 133167288), (4, 99875466), (6, 66583644), (8, 49937733), (9, 44389096), (12, 33291822), (18, 22194548), (24, 16645911), (36, 11097274), (72, 5548637), (101, 3955464), (137, 2916072), (202, 1977732), (274, 1458036), (303, 1318488), (401, 996264), (404, 988866), (411, 972024), (548, 729018), (606, 659244), (802, 498132), (808, 494433), (822, 486012), (909, 439496), (1096, 364509), (1203, 332088), (1212, 329622), (1233, 324008), (1604, 249066), (1644, 243006), (1818, 219748), (2406, 166044), (2424, 164811), (2466, 162004), (3208, 124533), (3288, 121503), (3609, 110696), (3636, 109874), (4812, 83022), (4932, 81002), (7218, 55348), (7272, 54937), (9624, 41511), (9864, 40501), (13837, 28872), (14436, 27674)]