71331195

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:292

約数の個数: 64

約数和(自身を含む): 129153024

約数和(自身を除く): 57821829

約数列:

[1, 3, 5, 13, 15, 39, 43, 47, 65, 129, 141, 181, 195, 215, 235, 543, 559, 611, 645, 705, 905, 1677, 1833, 2021, 2353, 2715, 2795, 3055, 6063, 7059, 7783, 8385, 8507, 9165, 10105, 11765, 23349, 25521, 26273, 30315, 35295, 38915, 42535, 78819, 101179, 110591, 116745, 127605, 131365, 303537, 331773, 365801, 394095, 505895, 552955, 1097403, 1517685, 1658865, 1829005, 4755413, 5487015, 14266239, 23777065, 71331195]

約数ペア:

[(1, 71331195), (3, 23777065), (5, 14266239), (13, 5487015), (15, 4755413), (39, 1829005), (43, 1658865), (47, 1517685), (65, 1097403), (129, 552955), (141, 505895), (181, 394095), (195, 365801), (215, 331773), (235, 303537), (543, 131365), (559, 127605), (611, 116745), (645, 110591), (705, 101179), (905, 78819), (1677, 42535), (1833, 38915), (2021, 35295), (2353, 30315), (2715, 26273), (2795, 25521), (3055, 23349), (6063, 11765), (7059, 10105), (7783, 9165), (8385, 8507)]