217311276

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{28429}}^1$

素因数の和:28463

約数の個数: 72

約数和(自身を含む): 635239920

約数和(自身を除く): 417928644

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, 28429, 56858, 85287, 113716, 170574, 199003, 341148, 369577, 398006, 597009, 739154, 796012, 1108731, 1194018, 1393021, 1478308, 2217462, 2388036, 2587039, 2786042, 4179063, 4434924, 5174078, 5572084, 7761117, 8358126, 10348156, 15522234, 16716252, 18109273, 31044468, 36218546, 54327819, 72437092, 108655638, 217311276]

約数ペア:

[(1, 217311276), (2, 108655638), (3, 72437092), (4, 54327819), (6, 36218546), (7, 31044468), (12, 18109273), (13, 16716252), (14, 15522234), (21, 10348156), (26, 8358126), (28, 7761117), (39, 5572084), (42, 5174078), (49, 4434924), (52, 4179063), (78, 2786042), (84, 2587039), (91, 2388036), (98, 2217462), (147, 1478308), (156, 1393021), (182, 1194018), (196, 1108731), (273, 796012), (294, 739154), (364, 597009), (546, 398006), (588, 369577), (637, 341148), (1092, 199003), (1274, 170574), (1911, 113716), (2548, 85287), (3822, 56858), (7644, 28429)]