71439784

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{11261}}^1$

素因数の和:11341

約数の個数: 32

約数和(自身を含む): 146631240

約数和(自身を除く): 75191456

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1586, 3172, 6344, 11261, 22522, 45044, 90088, 146393, 292786, 585572, 686921, 1171144, 1373842, 2747684, 5495368, 8929973, 17859946, 35719892, 71439784]

約数ペア:

[(1, 71439784), (2, 35719892), (4, 17859946), (8, 8929973), (13, 5495368), (26, 2747684), (52, 1373842), (61, 1171144), (104, 686921), (122, 585572), (244, 292786), (488, 146393), (793, 90088), (1586, 45044), (3172, 22522), (6344, 11261)]