61918335

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2791}}^1$

素因数の和:2848

約数の個数: 48

約数和(自身を含む): 117599040

約数和(自身を除く): 55680705

約数列:

[1, 3, 5, 9, 15, 17, 29, 45, 51, 85, 87, 145, 153, 255, 261, 435, 493, 765, 1305, 1479, 2465, 2791, 4437, 7395, 8373, 13955, 22185, 25119, 41865, 47447, 80939, 125595, 142341, 237235, 242817, 404695, 427023, 711705, 728451, 1214085, 1375963, 2135115, 3642255, 4127889, 6879815, 12383667, 20639445, 61918335]

約数ペア:

[(1, 61918335), (3, 20639445), (5, 12383667), (9, 6879815), (15, 4127889), (17, 3642255), (29, 2135115), (45, 1375963), (51, 1214085), (85, 728451), (87, 711705), (145, 427023), (153, 404695), (255, 242817), (261, 237235), (435, 142341), (493, 125595), (765, 80939), (1305, 47447), (1479, 41865), (2465, 25119), (2791, 22185), (4437, 13955), (7395, 8373)]