28027188

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{283}}^1$

素因数の和:434

約数の個数: 96

約数和(自身を含む): 83973120

約数和(自身を除く): 55945932

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 131, 189, 252, 262, 283, 378, 393, 524, 566, 756, 786, 849, 917, 1132, 1179, 1572, 1698, 1834, 1981, 2358, 2547, 2751, 3396, 3537, 3668, 3962, 4716, 5094, 5502, 5943, 7074, 7641, 7924, 8253, 10188, 11004, 11886, 14148, 15282, 16506, 17829, 23772, 24759, 30564, 33012, 35658, 37073, 49518, 53487, 71316, 74146, 99036, 106974, 111219, 148292, 213948, 222438, 259511, 333657, 444876, 519022, 667314, 778533, 1000971, 1038044, 1334628, 1557066, 2001942, 2335599, 3114132, 4003884, 4671198, 7006797, 9342396, 14013594, 28027188]

約数ペア:

[(1, 28027188), (2, 14013594), (3, 9342396), (4, 7006797), (6, 4671198), (7, 4003884), (9, 3114132), (12, 2335599), (14, 2001942), (18, 1557066), (21, 1334628), (27, 1038044), (28, 1000971), (36, 778533), (42, 667314), (54, 519022), (63, 444876), (84, 333657), (108, 259511), (126, 222438), (131, 213948), (189, 148292), (252, 111219), (262, 106974), (283, 99036), (378, 74146), (393, 71316), (524, 53487), (566, 49518), (756, 37073), (786, 35658), (849, 33012), (917, 30564), (1132, 24759), (1179, 23772), (1572, 17829), (1698, 16506), (1834, 15282), (1981, 14148), (2358, 11886), (2547, 11004), (2751, 10188), (3396, 8253), (3537, 7924), (3668, 7641), (3962, 7074), (4716, 5943), (5094, 5502)]