42046905

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 75018240

約数和(自身を除く): 32971335

約数列:

[1, 3, 5, 15, 19, 43, 47, 57, 73, 95, 129, 141, 215, 219, 235, 285, 365, 645, 705, 817, 893, 1095, 1387, 2021, 2451, 2679, 3139, 3431, 4085, 4161, 4465, 6063, 6935, 9417, 10105, 10293, 12255, 13395, 15695, 17155, 20805, 30315, 38399, 47085, 51465, 59641, 65189, 115197, 147533, 178923, 191995, 195567, 298205, 325945, 442599, 575985, 737665, 894615, 977835, 2212995, 2803127, 8409381, 14015635, 42046905]

約数ペア:

[(1, 42046905), (3, 14015635), (5, 8409381), (15, 2803127), (19, 2212995), (43, 977835), (47, 894615), (57, 737665), (73, 575985), (95, 442599), (129, 325945), (141, 298205), (215, 195567), (219, 191995), (235, 178923), (285, 147533), (365, 115197), (645, 65189), (705, 59641), (817, 51465), (893, 47085), (1095, 38399), (1387, 30315), (2021, 20805), (2451, 17155), (2679, 15695), (3139, 13395), (3431, 12255), (4085, 10293), (4161, 10105), (4465, 9417), (6063, 6935)]