1225974772

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{977}}^1$

素因数の和:1109

約数の個数: 72

約数和(自身を含む): 2503992960

約数和(自身を除く): 1278018188

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 79, 158, 209, 316, 361, 418, 722, 836, 869, 977, 1444, 1501, 1738, 1954, 3002, 3476, 3908, 3971, 6004, 7942, 10747, 15884, 16511, 18563, 21494, 28519, 33022, 37126, 42988, 57038, 66044, 74252, 77183, 114076, 154366, 204193, 308732, 313709, 352697, 408386, 627418, 705394, 816772, 849013, 1254836, 1410788, 1466477, 1698026, 2932954, 3396052, 3879667, 5865908, 7759334, 15518668, 16131247, 27863063, 32262494, 55726126, 64524988, 111452252, 306493693, 612987386, 1225974772]

約数ペア:

[(1, 1225974772), (2, 612987386), (4, 306493693), (11, 111452252), (19, 64524988), (22, 55726126), (38, 32262494), (44, 27863063), (76, 16131247), (79, 15518668), (158, 7759334), (209, 5865908), (316, 3879667), (361, 3396052), (418, 2932954), (722, 1698026), (836, 1466477), (869, 1410788), (977, 1254836), (1444, 849013), (1501, 816772), (1738, 705394), (1954, 627418), (3002, 408386), (3476, 352697), (3908, 313709), (3971, 308732), (6004, 204193), (7942, 154366), (10747, 114076), (15884, 77183), (16511, 74252), (18563, 66044), (21494, 57038), (28519, 42988), (33022, 37126)]