31431972

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1409}}^1$

素因数の和:1453

約数の個数: 72

約数和(自身を含む): 86698080

約数和(自身を除く): 55266108

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 169, 286, 338, 429, 507, 572, 676, 858, 1014, 1409, 1716, 1859, 2028, 2818, 3718, 4227, 5577, 5636, 7436, 8454, 11154, 15499, 16908, 18317, 22308, 30998, 36634, 46497, 54951, 61996, 73268, 92994, 109902, 185988, 201487, 219804, 238121, 402974, 476242, 604461, 714363, 805948, 952484, 1208922, 1428726, 2417844, 2619331, 2857452, 5238662, 7857993, 10477324, 15715986, 31431972]

約数ペア:

[(1, 31431972), (2, 15715986), (3, 10477324), (4, 7857993), (6, 5238662), (11, 2857452), (12, 2619331), (13, 2417844), (22, 1428726), (26, 1208922), (33, 952484), (39, 805948), (44, 714363), (52, 604461), (66, 476242), (78, 402974), (132, 238121), (143, 219804), (156, 201487), (169, 185988), (286, 109902), (338, 92994), (429, 73268), (507, 61996), (572, 54951), (676, 46497), (858, 36634), (1014, 30998), (1409, 22308), (1716, 18317), (1859, 16908), (2028, 15499), (2818, 11154), (3718, 8454), (4227, 7436), (5577, 5636)]