201823947

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{571}}^1$

素因数の和:665

約数の個数: 64

約数和(自身を含む): 345945600

約数和(自身を除く): 144121653

約数列:

[1, 3, 9, 13, 19, 27, 39, 53, 57, 117, 159, 171, 247, 351, 477, 513, 571, 689, 741, 1007, 1431, 1713, 2067, 2223, 3021, 5139, 6201, 6669, 7423, 9063, 10849, 13091, 15417, 18603, 22269, 27189, 30263, 32547, 39273, 66807, 90789, 97641, 117819, 141037, 200421, 272367, 292923, 353457, 393419, 423111, 574997, 817101, 1180257, 1269333, 1724991, 3540771, 3807999, 5174973, 7474961, 10622313, 15524919, 22424883, 67274649, 201823947]

約数ペア:

[(1, 201823947), (3, 67274649), (9, 22424883), (13, 15524919), (19, 10622313), (27, 7474961), (39, 5174973), (53, 3807999), (57, 3540771), (117, 1724991), (159, 1269333), (171, 1180257), (247, 817101), (351, 574997), (477, 423111), (513, 393419), (571, 353457), (689, 292923), (741, 272367), (1007, 200421), (1431, 141037), (1713, 117819), (2067, 97641), (2223, 90789), (3021, 66807), (5139, 39273), (6201, 32547), (6669, 30263), (7423, 27189), (9063, 22269), (10849, 18603), (13091, 15417)]