15694991856785

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{450487}}^1$

素因数の和:450854

約数の個数: 64

約数和(自身を含む): 21186111873024

約数和(自身を除く): 5491120016239

約数列:

[1, 5, 17, 23, 71, 85, 115, 251, 355, 391, 1207, 1255, 1633, 1955, 4267, 5773, 6035, 8165, 17821, 21335, 27761, 28865, 89105, 98141, 138805, 302957, 409883, 450487, 490705, 1514785, 2049415, 2252435, 6968011, 7658279, 10361201, 31984577, 34840055, 38291395, 51806005, 113072237, 159922885, 176140417, 543737809, 565361185, 735645271, 880702085, 1922228029, 2600661451, 2718689045, 3678226355, 8028128827, 9611140145, 12505969607, 13003307255, 40140644135, 44211244667, 62529848035, 136478190059, 184646963021, 221056223335, 682390950295, 923234815105, 3138998371357, 15694991856785]

約数ペア:

[(1, 15694991856785), (5, 3138998371357), (17, 923234815105), (23, 682390950295), (71, 221056223335), (85, 184646963021), (115, 136478190059), (251, 62529848035), (355, 44211244667), (391, 40140644135), (1207, 13003307255), (1255, 12505969607), (1633, 9611140145), (1955, 8028128827), (4267, 3678226355), (5773, 2718689045), (6035, 2600661451), (8165, 1922228029), (17821, 880702085), (21335, 735645271), (27761, 565361185), (28865, 543737809), (89105, 176140417), (98141, 159922885), (138805, 113072237), (302957, 51806005), (409883, 38291395), (450487, 34840055), (490705, 31984577), (1514785, 10361201), (2049415, 7658279), (2252435, 6968011)]