68884788

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{193}}^1\times {\mathrm{607}}^1$

素因数の和:821

約数の個数: 72

約数和(自身を含む): 188251392

約数和(自身を除く): 119366604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 193, 196, 294, 386, 579, 588, 607, 772, 1158, 1214, 1351, 1821, 2316, 2428, 2702, 3642, 4053, 4249, 5404, 7284, 8106, 8498, 9457, 12747, 16212, 16996, 18914, 25494, 28371, 29743, 37828, 50988, 56742, 59486, 89229, 113484, 117151, 118972, 178458, 234302, 351453, 356916, 468604, 702906, 820057, 1405812, 1640114, 2460171, 3280228, 4920342, 5740399, 9840684, 11480798, 17221197, 22961596, 34442394, 68884788]

約数ペア:

[(1, 68884788), (2, 34442394), (3, 22961596), (4, 17221197), (6, 11480798), (7, 9840684), (12, 5740399), (14, 4920342), (21, 3280228), (28, 2460171), (42, 1640114), (49, 1405812), (84, 820057), (98, 702906), (147, 468604), (193, 356916), (196, 351453), (294, 234302), (386, 178458), (579, 118972), (588, 117151), (607, 113484), (772, 89229), (1158, 59486), (1214, 56742), (1351, 50988), (1821, 37828), (2316, 29743), (2428, 28371), (2702, 25494), (3642, 18914), (4053, 16996), (4249, 16212), (5404, 12747), (7284, 9457), (8106, 8498)]