215565196

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:371

約数の個数: 96

約数和(自身を含む): 492355584

約数和(自身を除く): 276790388

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 107, 124, 154, 211, 214, 217, 308, 341, 422, 428, 434, 682, 749, 844, 868, 1177, 1364, 1477, 1498, 2321, 2354, 2387, 2954, 2996, 3317, 4642, 4708, 4774, 5908, 6541, 6634, 8239, 9284, 9548, 13082, 13268, 16247, 16478, 22577, 23219, 26164, 32494, 32956, 36487, 45154, 45787, 46438, 64988, 71951, 72974, 90308, 91574, 92876, 143902, 145948, 158039, 183148, 248347, 255409, 287804, 316078, 496694, 503657, 510818, 632156, 699887, 993388, 1007314, 1021636, 1399774, 1738429, 2014628, 2799548, 3476858, 4899209, 6953716, 7698757, 9798418, 15397514, 19596836, 30795028, 53891299, 107782598, 215565196]

約数ペア:

[(1, 215565196), (2, 107782598), (4, 53891299), (7, 30795028), (11, 19596836), (14, 15397514), (22, 9798418), (28, 7698757), (31, 6953716), (44, 4899209), (62, 3476858), (77, 2799548), (107, 2014628), (124, 1738429), (154, 1399774), (211, 1021636), (214, 1007314), (217, 993388), (308, 699887), (341, 632156), (422, 510818), (428, 503657), (434, 496694), (682, 316078), (749, 287804), (844, 255409), (868, 248347), (1177, 183148), (1364, 158039), (1477, 145948), (1498, 143902), (2321, 92876), (2354, 91574), (2387, 90308), (2954, 72974), (2996, 71951), (3317, 64988), (4642, 46438), (4708, 45787), (4774, 45154), (5908, 36487), (6541, 32956), (6634, 32494), (8239, 26164), (9284, 23219), (9548, 22577), (13082, 16478), (13268, 16247)]