217618506

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{251}}^1\times {\mathrm{983}}^1$

素因数の和:1256

約数の個数: 72

約数和(自身を含む): 551232864

約数和(自身を除く): 333614358

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 251, 294, 441, 502, 753, 882, 983, 1506, 1757, 1966, 2259, 2949, 3514, 4518, 5271, 5898, 6881, 8847, 10542, 12299, 13762, 15813, 17694, 20643, 24598, 31626, 36897, 41286, 48167, 61929, 73794, 96334, 110691, 123858, 144501, 221382, 246733, 289002, 433503, 493466, 740199, 867006, 1480398, 1727131, 2220597, 3454262, 4441194, 5181393, 10362786, 12089917, 15544179, 24179834, 31088358, 36269751, 72539502, 108809253, 217618506]

約数ペア:

[(1, 217618506), (2, 108809253), (3, 72539502), (6, 36269751), (7, 31088358), (9, 24179834), (14, 15544179), (18, 12089917), (21, 10362786), (42, 5181393), (49, 4441194), (63, 3454262), (98, 2220597), (126, 1727131), (147, 1480398), (251, 867006), (294, 740199), (441, 493466), (502, 433503), (753, 289002), (882, 246733), (983, 221382), (1506, 144501), (1757, 123858), (1966, 110691), (2259, 96334), (2949, 73794), (3514, 61929), (4518, 48167), (5271, 41286), (5898, 36897), (6881, 31626), (8847, 24598), (10542, 20643), (12299, 17694), (13762, 15813)]