78947388

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9923}}^1$

素因数の和:9963

約数の個数: 72

約数和(自身を含む): 227577168

約数和(自身を除く): 148629780

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2652, 3978, 7956, 9923, 19846, 29769, 39692, 59538, 89307, 119076, 128999, 168691, 178614, 257998, 337382, 357228, 386997, 506073, 515996, 674764, 773994, 1012146, 1160991, 1518219, 1547988, 2024292, 2192983, 2321982, 3036438, 4385966, 4643964, 6072876, 6578949, 8771932, 13157898, 19736847, 26315796, 39473694, 78947388]

約数ペア:

[(1, 78947388), (2, 39473694), (3, 26315796), (4, 19736847), (6, 13157898), (9, 8771932), (12, 6578949), (13, 6072876), (17, 4643964), (18, 4385966), (26, 3036438), (34, 2321982), (36, 2192983), (39, 2024292), (51, 1547988), (52, 1518219), (68, 1160991), (78, 1012146), (102, 773994), (117, 674764), (153, 515996), (156, 506073), (204, 386997), (221, 357228), (234, 337382), (306, 257998), (442, 178614), (468, 168691), (612, 128999), (663, 119076), (884, 89307), (1326, 59538), (1989, 39692), (2652, 29769), (3978, 19846), (7956, 9923)]