194190975

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2531}}^1$

素因数の和:2589

約数の個数: 72

約数和(自身を含む): 391832064

約数和(自身を除く): 197641089

約数列:

[1, 3, 5, 9, 11, 15, 25, 31, 33, 45, 55, 75, 93, 99, 155, 165, 225, 275, 279, 341, 465, 495, 775, 825, 1023, 1395, 1705, 2325, 2475, 2531, 3069, 5115, 6975, 7593, 8525, 12655, 15345, 22779, 25575, 27841, 37965, 63275, 76725, 78461, 83523, 113895, 139205, 189825, 235383, 250569, 392305, 417615, 569475, 696025, 706149, 863071, 1176915, 1252845, 1961525, 2088075, 2589213, 3530745, 4315355, 5884575, 6264225, 7767639, 12946065, 17653725, 21576775, 38838195, 64730325, 194190975]

約数ペア:

[(1, 194190975), (3, 64730325), (5, 38838195), (9, 21576775), (11, 17653725), (15, 12946065), (25, 7767639), (31, 6264225), (33, 5884575), (45, 4315355), (55, 3530745), (75, 2589213), (93, 2088075), (99, 1961525), (155, 1252845), (165, 1176915), (225, 863071), (275, 706149), (279, 696025), (341, 569475), (465, 417615), (495, 392305), (775, 250569), (825, 235383), (1023, 189825), (1395, 139205), (1705, 113895), (2325, 83523), (2475, 78461), (2531, 76725), (3069, 63275), (5115, 37965), (6975, 27841), (7593, 25575), (8525, 22779), (12655, 15345)]