285213516

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{15647}}^1$

素因数の和:15699

約数の個数: 72

約数和(自身を含む): 799174656

約数和(自身を除く): 513961140

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 49, 62, 84, 93, 98, 124, 147, 186, 196, 217, 294, 372, 434, 588, 651, 868, 1302, 1519, 2604, 3038, 4557, 6076, 9114, 15647, 18228, 31294, 46941, 62588, 93882, 109529, 187764, 219058, 328587, 438116, 485057, 657174, 766703, 970114, 1314348, 1455171, 1533406, 1940228, 2300109, 2910342, 3066812, 3395399, 4600218, 5820684, 6790798, 9200436, 10186197, 13581596, 20372394, 23767793, 40744788, 47535586, 71303379, 95071172, 142606758, 285213516]

約数ペア:

[(1, 285213516), (2, 142606758), (3, 95071172), (4, 71303379), (6, 47535586), (7, 40744788), (12, 23767793), (14, 20372394), (21, 13581596), (28, 10186197), (31, 9200436), (42, 6790798), (49, 5820684), (62, 4600218), (84, 3395399), (93, 3066812), (98, 2910342), (124, 2300109), (147, 1940228), (186, 1533406), (196, 1455171), (217, 1314348), (294, 970114), (372, 766703), (434, 657174), (588, 485057), (651, 438116), (868, 328587), (1302, 219058), (1519, 187764), (2604, 109529), (3038, 93882), (4557, 62588), (6076, 46941), (9114, 31294), (15647, 18228)]