1581836724

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{5273}}^1$

素因数の和:5937

約数の個数: 72

約数和(自身を含む): 4313646792

約数和(自身を除く): 2731810068

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 641, 1282, 1923, 2564, 3846, 5273, 5769, 7692, 8333, 10546, 11538, 15819, 16666, 21092, 23076, 24999, 31638, 33332, 47457, 49998, 63276, 68549, 74997, 94914, 99996, 137098, 149994, 189828, 205647, 274196, 299988, 411294, 616941, 822588, 1233882, 2467764, 3379993, 6759986, 10139979, 13519972, 20279958, 30419937, 40559916, 43939909, 60839874, 87879818, 121679748, 131819727, 175759636, 263639454, 395459181, 527278908, 790918362, 1581836724]

約数ペア:

[(1, 1581836724), (2, 790918362), (3, 527278908), (4, 395459181), (6, 263639454), (9, 175759636), (12, 131819727), (13, 121679748), (18, 87879818), (26, 60839874), (36, 43939909), (39, 40559916), (52, 30419937), (78, 20279958), (117, 13519972), (156, 10139979), (234, 6759986), (468, 3379993), (641, 2467764), (1282, 1233882), (1923, 822588), (2564, 616941), (3846, 411294), (5273, 299988), (5769, 274196), (7692, 205647), (8333, 189828), (10546, 149994), (11538, 137098), (15819, 99996), (16666, 94914), (21092, 74997), (23076, 68549), (24999, 63276), (31638, 49998), (33332, 47457)]