39864405

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{971}}^1$

素因数の和:1026

約数の個数: 64

約数和(自身を含む): 80621568

約数和(自身を除く): 40757163

約数列:

[1, 3, 5, 7, 15, 17, 21, 23, 35, 51, 69, 85, 105, 115, 119, 161, 255, 345, 357, 391, 483, 595, 805, 971, 1173, 1785, 1955, 2415, 2737, 2913, 4855, 5865, 6797, 8211, 13685, 14565, 16507, 20391, 22333, 33985, 41055, 49521, 66999, 82535, 101955, 111665, 115549, 156331, 247605, 334995, 346647, 379661, 468993, 577745, 781655, 1138983, 1733235, 1898305, 2344965, 2657627, 5694915, 7972881, 13288135, 39864405]

約数ペア:

[(1, 39864405), (3, 13288135), (5, 7972881), (7, 5694915), (15, 2657627), (17, 2344965), (21, 1898305), (23, 1733235), (35, 1138983), (51, 781655), (69, 577745), (85, 468993), (105, 379661), (115, 346647), (119, 334995), (161, 247605), (255, 156331), (345, 115549), (357, 111665), (391, 101955), (483, 82535), (595, 66999), (805, 49521), (971, 41055), (1173, 33985), (1785, 22333), (1955, 20391), (2415, 16507), (2737, 14565), (2913, 13685), (4855, 8211), (5865, 6797)]