1378778852

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{1423}}^1$

素因数の和:1537

約数の個数: 72

約数和(自身を含む): 2825569152

約数和(自身を除く): 1446790300

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 61, 76, 122, 209, 244, 361, 418, 671, 722, 836, 1159, 1342, 1423, 1444, 2318, 2684, 2846, 3971, 4636, 5692, 7942, 12749, 15653, 15884, 22021, 25498, 27037, 31306, 44042, 50996, 54074, 62612, 86803, 88084, 108148, 173606, 242231, 297407, 347212, 484462, 513703, 594814, 954833, 968924, 1027406, 1189628, 1649257, 1909666, 2054812, 3298514, 3819332, 5650733, 6597028, 11301466, 18141827, 22602932, 31335883, 36283654, 62671766, 72567308, 125343532, 344694713, 689389426, 1378778852]

約数ペア:

[(1, 1378778852), (2, 689389426), (4, 344694713), (11, 125343532), (19, 72567308), (22, 62671766), (38, 36283654), (44, 31335883), (61, 22602932), (76, 18141827), (122, 11301466), (209, 6597028), (244, 5650733), (361, 3819332), (418, 3298514), (671, 2054812), (722, 1909666), (836, 1649257), (1159, 1189628), (1342, 1027406), (1423, 968924), (1444, 954833), (2318, 594814), (2684, 513703), (2846, 484462), (3971, 347212), (4636, 297407), (5692, 242231), (7942, 173606), (12749, 108148), (15653, 88084), (15884, 86803), (22021, 62612), (25498, 54074), (27037, 50996), (31306, 44042)]