972156945

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{307}}^1$

素因数の和:646

約数の個数: 64

約数和(自身を含む): 1688924160

約数和(自身を除く): 716767215

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 123, 205, 271, 285, 307, 615, 779, 813, 921, 1355, 1535, 2337, 3895, 4065, 4605, 5149, 5833, 11111, 11685, 12587, 15447, 17499, 25745, 29165, 33333, 37761, 55555, 62935, 77235, 83197, 87495, 166665, 188805, 211109, 239153, 249591, 415985, 633327, 717459, 1055545, 1195765, 1247955, 1580743, 3166635, 3411077, 3587295, 4742229, 7903715, 10233231, 17055385, 23711145, 51166155, 64810463, 194431389, 324052315, 972156945]

約数ペア:

[(1, 972156945), (3, 324052315), (5, 194431389), (15, 64810463), (19, 51166155), (41, 23711145), (57, 17055385), (95, 10233231), (123, 7903715), (205, 4742229), (271, 3587295), (285, 3411077), (307, 3166635), (615, 1580743), (779, 1247955), (813, 1195765), (921, 1055545), (1355, 717459), (1535, 633327), (2337, 415985), (3895, 249591), (4065, 239153), (4605, 211109), (5149, 188805), (5833, 166665), (11111, 87495), (11685, 83197), (12587, 77235), (15447, 62935), (17499, 55555), (25745, 37761), (29165, 33333)]