7292428

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:119

約数の個数: 72

約数和(自身を含む): 16162160

約数和(自身を除く): 8869732

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 61, 76, 121, 122, 143, 209, 242, 244, 247, 286, 418, 484, 494, 572, 671, 793, 836, 988, 1159, 1342, 1573, 1586, 2299, 2318, 2684, 2717, 3146, 3172, 4598, 4636, 5434, 6292, 7381, 8723, 9196, 10868, 12749, 14762, 15067, 17446, 25498, 29524, 29887, 30134, 34892, 50996, 59774, 60268, 95953, 119548, 140239, 165737, 191906, 280478, 331474, 383812, 560956, 662948, 1823107, 3646214, 7292428]

約数ペア:

[(1, 7292428), (2, 3646214), (4, 1823107), (11, 662948), (13, 560956), (19, 383812), (22, 331474), (26, 280478), (38, 191906), (44, 165737), (52, 140239), (61, 119548), (76, 95953), (121, 60268), (122, 59774), (143, 50996), (209, 34892), (242, 30134), (244, 29887), (247, 29524), (286, 25498), (418, 17446), (484, 15067), (494, 14762), (572, 12749), (671, 10868), (793, 9196), (836, 8723), (988, 7381), (1159, 6292), (1342, 5434), (1573, 4636), (1586, 4598), (2299, 3172), (2318, 3146), (2684, 2717)]