1520656731

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{269}}^1$

素因数の和:505

約数の個数: 72

約数和(自身を含む): 2520882000

約数和(自身を除く): 1000225269

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 121, 179, 261, 269, 319, 363, 537, 807, 957, 1089, 1611, 1969, 2421, 2871, 2959, 3509, 5191, 5907, 7801, 8877, 10527, 15573, 17721, 21659, 23403, 26631, 31581, 32549, 46719, 48151, 57101, 64977, 70209, 85811, 97647, 144453, 171303, 194931, 257433, 292941, 433359, 513909, 529661, 628111, 772299, 943921, 1396379, 1588983, 1884333, 2831763, 4189137, 4766949, 5652999, 5826271, 8495289, 12567411, 15360169, 17478813, 46080507, 52436439, 138241521, 168961859, 506885577, 1520656731]

約数ペア:

[(1, 1520656731), (3, 506885577), (9, 168961859), (11, 138241521), (29, 52436439), (33, 46080507), (87, 17478813), (99, 15360169), (121, 12567411), (179, 8495289), (261, 5826271), (269, 5652999), (319, 4766949), (363, 4189137), (537, 2831763), (807, 1884333), (957, 1588983), (1089, 1396379), (1611, 943921), (1969, 772299), (2421, 628111), (2871, 529661), (2959, 513909), (3509, 433359), (5191, 292941), (5907, 257433), (7801, 194931), (8877, 171303), (10527, 144453), (15573, 97647), (17721, 85811), (21659, 70209), (23403, 64977), (26631, 57101), (31581, 48151), (32549, 46719)]