64431276

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{8429}}^1$

素因数の和:8463

約数の個数: 72

約数和(自身を含む): 188359920

約数和(自身を除く): 123928644

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 3822, 7644, 8429, 16858, 25287, 33716, 50574, 59003, 101148, 109577, 118006, 177009, 219154, 236012, 328731, 354018, 413021, 438308, 657462, 708036, 767039, 826042, 1239063, 1314924, 1534078, 1652084, 2301117, 2478126, 3068156, 4602234, 4956252, 5369273, 9204468, 10738546, 16107819, 21477092, 32215638, 64431276]

約数ペア:

[(1, 64431276), (2, 32215638), (3, 21477092), (4, 16107819), (6, 10738546), (7, 9204468), (12, 5369273), (13, 4956252), (14, 4602234), (21, 3068156), (26, 2478126), (28, 2301117), (39, 1652084), (42, 1534078), (49, 1314924), (52, 1239063), (78, 826042), (84, 767039), (91, 708036), (98, 657462), (147, 438308), (156, 413021), (182, 354018), (196, 328731), (273, 236012), (294, 219154), (364, 177009), (546, 118006), (588, 109577), (637, 101148), (1092, 59003), (1274, 50574), (1911, 33716), (2548, 25287), (3822, 16858), (7644, 8429)]