856716

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:99

約数の個数: 72

約数和(自身を含む): 2451456

約数和(自身を除く): 1594740

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 47, 49, 62, 84, 93, 94, 98, 124, 141, 147, 186, 188, 196, 217, 282, 294, 329, 372, 434, 564, 588, 651, 658, 868, 987, 1302, 1316, 1457, 1519, 1974, 2303, 2604, 2914, 3038, 3948, 4371, 4557, 4606, 5828, 6076, 6909, 8742, 9114, 9212, 10199, 13818, 17484, 18228, 20398, 27636, 30597, 40796, 61194, 71393, 122388, 142786, 214179, 285572, 428358, 856716]

約数ペア:

[(1, 856716), (2, 428358), (3, 285572), (4, 214179), (6, 142786), (7, 122388), (12, 71393), (14, 61194), (21, 40796), (28, 30597), (31, 27636), (42, 20398), (47, 18228), (49, 17484), (62, 13818), (84, 10199), (93, 9212), (94, 9114), (98, 8742), (124, 6909), (141, 6076), (147, 5828), (186, 4606), (188, 4557), (196, 4371), (217, 3948), (282, 3038), (294, 2914), (329, 2604), (372, 2303), (434, 1974), (564, 1519), (588, 1457), (651, 1316), (658, 1302), (868, 987)]