221854788

素因数分解:

$2^2\times 3^4\times {\mathrm{131}}^1\times {\mathrm{5227}}^1$

素因数の和:5374

約数の個数: 60

約数和(自身を含む): 584511312

約数和(自身を除く): 362656524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 131, 162, 262, 324, 393, 524, 786, 1179, 1572, 2358, 3537, 4716, 5227, 7074, 10454, 10611, 14148, 15681, 20908, 21222, 31362, 42444, 47043, 62724, 94086, 141129, 188172, 282258, 423387, 564516, 684737, 846774, 1369474, 1693548, 2054211, 2738948, 4108422, 6162633, 8216844, 12325266, 18487899, 24650532, 36975798, 55463697, 73951596, 110927394, 221854788]

約数ペア:

[(1, 221854788), (2, 110927394), (3, 73951596), (4, 55463697), (6, 36975798), (9, 24650532), (12, 18487899), (18, 12325266), (27, 8216844), (36, 6162633), (54, 4108422), (81, 2738948), (108, 2054211), (131, 1693548), (162, 1369474), (262, 846774), (324, 684737), (393, 564516), (524, 423387), (786, 282258), (1179, 188172), (1572, 141129), (2358, 94086), (3537, 62724), (4716, 47043), (5227, 42444), (7074, 31362), (10454, 21222), (10611, 20908), (14148, 15681)]