1873194635

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{503}}^1$

素因数の和:644

約数の個数: 64

約数和(自身を含む): 2633637888

約数和(自身を除く): 760443253

約数列:

[1, 5, 13, 23, 47, 53, 65, 115, 235, 265, 299, 503, 611, 689, 1081, 1219, 1495, 2491, 2515, 3055, 3445, 5405, 6095, 6539, 11569, 12455, 14053, 15847, 23641, 26659, 32383, 32695, 57293, 57845, 70265, 79235, 118205, 133295, 150397, 161915, 286465, 307333, 346567, 543743, 613157, 744809, 751985, 1252973, 1536665, 1732835, 2718715, 3065785, 3724045, 6264865, 7068659, 7971041, 16288649, 28818379, 35343295, 39855205, 81443245, 144091895, 374638927, 1873194635]

約数ペア:

[(1, 1873194635), (5, 374638927), (13, 144091895), (23, 81443245), (47, 39855205), (53, 35343295), (65, 28818379), (115, 16288649), (235, 7971041), (265, 7068659), (299, 6264865), (503, 3724045), (611, 3065785), (689, 2718715), (1081, 1732835), (1219, 1536665), (1495, 1252973), (2491, 751985), (2515, 744809), (3055, 613157), (3445, 543743), (5405, 346567), (6095, 307333), (6539, 286465), (11569, 161915), (12455, 150397), (14053, 133295), (15847, 118205), (23641, 79235), (26659, 70265), (32383, 57845), (32695, 57293)]