66717778

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:442

約数の個数: 32

約数和(自身を含む): 108527040

約数和(自身を除く): 41809262

約数列:

[1, 2, 19, 38, 53, 106, 157, 211, 314, 422, 1007, 2014, 2983, 4009, 5966, 8018, 8321, 11183, 16642, 22366, 33127, 66254, 158099, 212477, 316198, 424954, 629413, 1258826, 1755731, 3511462, 33358889, 66717778]

約数ペア:

[(1, 66717778), (2, 33358889), (19, 3511462), (38, 1755731), (53, 1258826), (106, 629413), (157, 424954), (211, 316198), (314, 212477), (422, 158099), (1007, 66254), (2014, 33127), (2983, 22366), (4009, 16642), (5966, 11183), (8018, 8321)]