31503801428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{349}}^1\times {\mathrm{5683}}^1$

素因数の和:6085

約数の個数: 72

約数和(自身を含む): 63668757600

約数和(自身を除く): 32164956172

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 349, 361, 418, 698, 722, 836, 1396, 1444, 3839, 3971, 5683, 6631, 7678, 7942, 11366, 13262, 15356, 15884, 22732, 26524, 62513, 72941, 107977, 125026, 125989, 145882, 215954, 250052, 251978, 291764, 431908, 503956, 1187747, 1385879, 1983367, 2051563, 2375494, 2771758, 3966734, 4103126, 4750988, 5543516, 7933468, 8206252, 21817037, 22567193, 37683973, 43634074, 45134386, 75367946, 87268148, 90268772, 150735892, 414523703, 715995487, 829047406, 1431990974, 1658094812, 2863981948, 7875950357, 15751900714, 31503801428]

約数ペア:

[(1, 31503801428), (2, 15751900714), (4, 7875950357), (11, 2863981948), (19, 1658094812), (22, 1431990974), (38, 829047406), (44, 715995487), (76, 414523703), (209, 150735892), (349, 90268772), (361, 87268148), (418, 75367946), (698, 45134386), (722, 43634074), (836, 37683973), (1396, 22567193), (1444, 21817037), (3839, 8206252), (3971, 7933468), (5683, 5543516), (6631, 4750988), (7678, 4103126), (7942, 3966734), (11366, 2771758), (13262, 2375494), (15356, 2051563), (15884, 1983367), (22732, 1385879), (26524, 1187747), (62513, 503956), (72941, 431908), (107977, 291764), (125026, 251978), (125989, 250052), (145882, 215954)]