61311537

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:203

約数の個数: 96

約数和(自身を含む): 118609920

約数和(自身を除く): 57298383

約数列:

[1, 3, 7, 9, 17, 19, 21, 23, 51, 57, 63, 69, 119, 131, 133, 153, 161, 171, 207, 323, 357, 391, 393, 399, 437, 483, 917, 969, 1071, 1173, 1179, 1197, 1311, 1449, 2227, 2261, 2489, 2737, 2751, 2907, 3013, 3059, 3519, 3933, 6681, 6783, 7429, 7467, 8211, 8253, 9039, 9177, 15589, 17423, 20043, 20349, 21091, 22287, 22401, 24633, 27117, 27531, 42313, 46767, 51221, 52003, 52269, 57247, 63273, 66861, 126939, 140301, 153663, 156009, 156807, 171741, 189819, 296191, 358547, 380817, 400729, 460989, 468027, 515223, 888573, 973199, 1075641, 1202187, 2665719, 2919597, 3226923, 3606561, 6812393, 8758791, 20437179, 61311537]

約数ペア:

[(1, 61311537), (3, 20437179), (7, 8758791), (9, 6812393), (17, 3606561), (19, 3226923), (21, 2919597), (23, 2665719), (51, 1202187), (57, 1075641), (63, 973199), (69, 888573), (119, 515223), (131, 468027), (133, 460989), (153, 400729), (161, 380817), (171, 358547), (207, 296191), (323, 189819), (357, 171741), (391, 156807), (393, 156009), (399, 153663), (437, 140301), (483, 126939), (917, 66861), (969, 63273), (1071, 57247), (1173, 52269), (1179, 52003), (1197, 51221), (1311, 46767), (1449, 42313), (2227, 27531), (2261, 27117), (2489, 24633), (2737, 22401), (2751, 22287), (2907, 21091), (3013, 20349), (3059, 20043), (3519, 17423), (3933, 15589), (6681, 9177), (6783, 9039), (7429, 8253), (7467, 8211)]