61617171

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 109670400

約数和(自身を除く): 48053229

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 101, 133, 139, 209, 231, 303, 399, 417, 627, 707, 973, 1111, 1463, 1529, 1919, 2121, 2641, 2919, 3333, 4389, 4587, 5757, 7777, 7923, 10703, 13433, 14039, 18487, 21109, 23331, 29051, 32109, 40299, 42117, 55461, 63327, 87153, 98273, 147763, 154429, 203357, 266741, 294819, 443289, 463287, 610071, 800223, 1081003, 1867187, 2934151, 3243009, 5601561, 8802453, 20539057, 61617171]

約数ペア:

[(1, 61617171), (3, 20539057), (7, 8802453), (11, 5601561), (19, 3243009), (21, 2934151), (33, 1867187), (57, 1081003), (77, 800223), (101, 610071), (133, 463287), (139, 443289), (209, 294819), (231, 266741), (303, 203357), (399, 154429), (417, 147763), (627, 98273), (707, 87153), (973, 63327), (1111, 55461), (1463, 42117), (1529, 40299), (1919, 32109), (2121, 29051), (2641, 23331), (2919, 21109), (3333, 18487), (4389, 14039), (4587, 13433), (5757, 10703), (7777, 7923)]